Evaluation and Management of Endocrine and Metabolic Disorders
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Questions and Answers

Which of the following is NOT a primary cause of adrenal gland disorders?

  • Thyroid gland malfunction (correct)
  • Dysfunction of the adrenal gland itself
  • Exogenous hormone administration
  • Hypothalamic or pituitary gland dysfunction

An adrenal gland disorder resulting in the overproduction of which hormone would most directly affect electrolyte balance?

  • DHEA
  • Cortisol
  • Aldosterone (correct)
  • Androstenedione

If a patient presents with symptoms of both glucocorticoid and mineralocorticoid deficiency, which level of the adrenal gland's function is most likely compromised?

  • The pituitary gland
  • The adrenal cortex (correct)
  • The adrenal medulla
  • The hypothalamus

Which of the following best describes the relationship between the hypothalamus, pituitary gland, and adrenal gland in hormone regulation?

<p>The hypothalamus stimulates the pituitary, which then signals the adrenal gland. (D)</p> Signup and view all the answers

Exogenous administration of which type of hormone would most likely suppress the natural production of androgens in the adrenal gland?

<p>Glucocorticoids (D)</p> Signup and view all the answers

A patient with an adrenal tumor is producing excessive androgens, leading to premature puberty. Which hormone is most likely being overproduced?

<p>DHEA (D)</p> Signup and view all the answers

If a patient is diagnosed with secondary adrenal insufficiency, originating from pituitary dysfunction, which hormone would you expect to be deficient?

<p>ACTH (C)</p> Signup and view all the answers

Long-term use of high-dose synthetic glucocorticoids, such as prednisone, can suppress adrenal function. Which feedback mechanism is primarily responsible for this effect?

<p>Decreased ACTH secretion (C)</p> Signup and view all the answers

A patient presents with hypertension, hypokalemia, and metabolic alkalosis. Excessive secretion of which hormone is most likely responsible for these findings?

<p>Aldosterone (B)</p> Signup and view all the answers

A researcher is studying the effects of a novel drug on adrenal hormone synthesis. If the drug increases the expression of enzymes involved in glucocorticoid production, which downstream effect is most likely?

<p>Increased protein catabolism (B)</p> Signup and view all the answers

During a period of prolonged stress, the adrenal glands increase their output of cortisol. What primary effect does this have on the immune system?

<p>Suppression of inflammatory responses (A)</p> Signup and view all the answers

A patient with Addison's disease is at risk for adrenal crisis, particularly during times of stress. Which of the following hormonal changes would be most critical to address during an adrenal crisis?

<p>Deficient mineralocorticoids and glucocorticoids (B)</p> Signup and view all the answers

A patient has Cushing's syndrome due to an ACTH-secreting pituitary adenoma. Besides hypercortisolism, which of the following hormonal imbalances is most likely to be present?

<p>Increased androgens (D)</p> Signup and view all the answers

A patient with suspected Addison's disease presents with fatigue, weight loss, and hypotension. Which initial diagnostic test would be most appropriate to evaluate adrenal function?

<p>Urine cortisol studies (A)</p> Signup and view all the answers

Following initial diagnostic testing, a patient is confirmed to have primary adrenal insufficiency. Which of the following laboratory findings would be most consistent with this diagnosis?

<p>Elevated serum ACTH, decreased urine cortisol (B)</p> Signup and view all the answers

Which of the following is the most critical intervention in the immediate management of a patient experiencing acute adrenal crisis?

<p>Intravenous corticosteroids and shock stabiliszation (A)</p> Signup and view all the answers

A patient with Addison's disease is being managed in the outpatient setting. Which of the following glucocorticoid replacement regimens is most appropriate for mimicking the body's natural diurnal cortisol pattern?

<p>Divided daily doses of oral hydrocortisone (total 20-30 mg) (D)</p> Signup and view all the answers

A patient with known Addison's disease is scheduled for a minor surgical procedure. Which adjustment to their corticosteroid replacement therapy is most appropriate to manage the stress response?

<p>Increase the usual daily dose of corticosteroids (D)</p> Signup and view all the answers

A patient presents with new onset Addison's disease. Which of the following diagnostic tests would be most useful in determining if the etiology of the disease is autoimmune?

<p>Adrenal antibody studies (D)</p> Signup and view all the answers

A patient with Addison's disease is started on hydrocortisone replacement therapy. What additional medication is typically required to manage mineralocorticoid deficiency, particularly to regulate sodium and potassium balance?

<p>Fludrocortisone (D)</p> Signup and view all the answers

A 30-year-old patient presents with fatigue, muscle weakness, and hyperpigmentation. Diagnostic tests reveal low cortisol and elevated ACTH levels. Further testing is ordered to rule out infectious causes. Which test below would be most appropriate?

<p>TB Test (A)</p> Signup and view all the answers

A patient with Addison's disease reports feeling increasingly fatigued despite consistent hydrocortisone replacement. What is the most appropriate next step in managing this patient?

<p>Evaluate for other causes of fatigue and assess medication adherence (B)</p> Signup and view all the answers

During an acute adrenal crisis, which of the following electrolyte abnormalities is the priority to address first?

<p>Hyponatremia (B)</p> Signup and view all the answers

Which diagnostic test is LEAST useful in initially evaluating a patient for primary adrenal insufficiency (Addison's disease)?

<p>Urine or serum metanephrines (A)</p> Signup and view all the answers

A patient with known Addison's disease is brought to the emergency department unresponsive. What is the MOST appropriate initial intervention?

<p>Intravenous corticosteroids and shock stabilization (D)</p> Signup and view all the answers

What is the primary rationale for dividing the daily dose of oral hydrocortisone in the outpatient management of chronic adrenal insufficiency?

<p>To mimic the natural diurnal cortisol pattern (A)</p> Signup and view all the answers

A patient with Addison's disease is stable on hydrocortisone and fludrocortisone. They are scheduled for an elective hip replacement. What adjustment to their hydrocortisone dose is MOST appropriate on the day of surgery?

<p>Double the usual morning dose (B)</p> Signup and view all the answers

A patient with suspected adrenal insufficiency has a baseline serum cortisol level drawn at 8 AM. Which result would necessitate further investigation?

<p>10 mcg/dL (A)</p> Signup and view all the answers

A patient taking hydrocortisone for adrenal insufficiency reports persistent fatigue, despite adherence to their prescribed regimen. Which of the following is the MOST appropriate next step?

<p>Assess for drug interactions or underlying illness. (C)</p> Signup and view all the answers

During the management of acute adrenal crisis, which of the following electrolyte abnormalities typically requires the MOST immediate attention?

<p>Hypoglycemia (D)</p> Signup and view all the answers

After confirming a diagnosis of primary adrenal insufficiency, what is the PRIMARY purpose of adrenal antibody testing?

<p>To determine the underlying etiology of the disease (D)</p> Signup and view all the answers

A patient with chronic adrenal insufficiency on hydrocortisone develops a fever and symptoms of an upper respiratory infection. What adjustment to their hydrocortisone dosage is MOST appropriate?

<p>Increase the dose to two to three times the usual dose (A)</p> Signup and view all the answers

A patient with Addison's disease is prescribed both hydrocortisone and fludrocortisone. What is the PRIMARY purpose of the fludrocortisone?

<p>To regulate sodium and potassium balance (D)</p> Signup and view all the answers

What is the rationale behind administering oral hydrocortisone in divided doses for chronic adrenal insufficiency?

<p>To mimic the body's natural circadian rhythm of cortisol secretion. (D)</p> Signup and view all the answers

In the management of acute adrenal crisis, which of the following is the most critical initial intervention?

<p>Providing intravenous corticosteroids. (C)</p> Signup and view all the answers

What is the typical total daily dose range for oral hydrocortisone in the outpatient management of chronic adrenal insufficiency to maintain a diurnal pattern?

<p>20 to 30 mg (C)</p> Signup and view all the answers

Which of the following diagnostic tests is helpful in determining the underlying cause of Addison's disease?

<p>Adrenal antibody studies (D)</p> Signup and view all the answers

Besides adrenal antibody studies, which test is most useful in evaluating for infectious causes of Addison's disease?

<p>Tuberculosis test (A)</p> Signup and view all the answers

What is the utility of urine cortisol studies in the diagnostic workup of adrenal insufficiency?

<p>To screen for Cushing's syndrome (hypercortisolism). (A)</p> Signup and view all the answers

In the context of adrenal insufficiency, what information does a serum ACTH level provide?

<p>It differentiates between primary and secondary adrenal insufficiency. (A)</p> Signup and view all the answers

For which adrenal disorder are urine or serum metanephrines most relevant as a diagnostic test?

<p>Pheochromocytoma (A)</p> Signup and view all the answers

What is the expected treatment setting for a patient experiencing acute adrenal crisis?

<p>Emergency department/hospital (B)</p> Signup and view all the answers

A patient with known Addison's disease is admitted to the hospital for an unrelated surgical procedure. Which aspect of their chronic adrenal insufficiency management must be addressed during their hospital stay?

<p>Adjusting the hydrocortisone dose to account for surgical stress. (C)</p> Signup and view all the answers

A patient diagnosed with Cushing's disease is prescribed daily ketoconazole. What is the primary mechanism by which this medication helps manage the disease?

<p>By mitigating the impact of cortisol through decreased production. (B)</p> Signup and view all the answers

What is the definitive treatment aimed at resolving Cushing's disease (pituitary adenoma)?

<p>Surgical resection of the pituitary tumor. (D)</p> Signup and view all the answers

A patient experiencing a hypertensive crisis is suspected of having a pheochromocytoma. What is the most appropriate initial step in managing this patient?

<p>Administer an alpha-adrenergic blocker intravenously and admit the patient for monitoring and further management. (C)</p> Signup and view all the answers

What is the primary treatment approach for a patient diagnosed with pheochromocytoma?

<p>Surgical removal of the tumor. (A)</p> Signup and view all the answers

Daily administration of ketoconazole aims to control hypercortisolism in Cushing's disease. What is the fundamental mechanism of this drug?

<p>Decreasing the levels of cortisol produced by the body. (B)</p> Signup and view all the answers

A patient is being evaluated for a suspected pheochromocytoma. Which of the following scenarios would necessitate immediate referral and hospitalization?

<p>A sudden hypertensive crisis with associated symptoms such as severe headache and palpitations. (C)</p> Signup and view all the answers

A patient with Cushing's disease secondary to a pituitary adenoma is not a surgical candidate. Which of the following represents a reasonable alternative treatment strategy?

<p>Medical management with ketoconazole to inhibit cortisol synthesis. (C)</p> Signup and view all the answers

A patient with Cushing's disease is prescribed ketoconazole. How does this medication primarily aid in the management of their condition?

<p>By inhibiting enzymes involved in cortisol synthesis, thus lowering cortisol levels. (D)</p> Signup and view all the answers

Which of the following is the definitive surgical treatment for Cushing's disease caused by a pituitary adenoma?

<p>Transsphenoidal resection of the pituitary tumor. (C)</p> Signup and view all the answers

A patient is suspected of having a pheochromocytoma and is in hypertensive crisis. What is the most appropriate INITIAL step in their management?

<p>Initiating an alpha-adrenergic blocker to control blood pressure. (D)</p> Signup and view all the answers

A patient with Cushing's disease is not a candidate for surgical resection of a pituitary adenoma. Which of the following represents a reasonable alternative treatment strategy?

<p>Ketoconazole administration. (D)</p> Signup and view all the answers

A patient is being evaluated for a suspected pheochromocytoma. Which of the following symptoms or findings would necessitate immediate referral and hospitalization?

<p>Hypertensive crisis with end-organ damage. (B)</p> Signup and view all the answers

A patient with Cushing's disease is prescribed daily ketoconazole. What is the fundamental mechanism of this drug in managing hypercortisolism?

<p>It inhibits enzymes essential for cortisol synthesis in the adrenal cortex. (B)</p> Signup and view all the answers

Which of the following sets of symptoms is most indicative of a patient transitioning into diabetic ketoacidosis (DKA)?

<p>Nausea, vomiting, abdominal pain, and rapid shallow breathing. (B)</p> Signup and view all the answers

A patient newly diagnosed with Type 2 Diabetes Mellitus (T2DM) reports experiencing increased thirst and frequent urination, but denies any other symptoms. What is the most likely explanation for this presentation?

<p>The patient is experiencing typical initial symptoms of T2DM, which can often be mild or subtle. (D)</p> Signup and view all the answers

A patient with a history of Type 1 Diabetes Mellitus (T1DM) presents with polyuria, polydipsia, and unexplained weight loss despite increased appetite. Which additional symptom would most strongly suggest the onset of a more acute complication?

<p>Abdominal pain. (C)</p> Signup and view all the answers

A patient with long-standing uncontrolled diabetes is evaluated for various complications. Which of the following findings would be most indicative of microvascular damage?

<p>Retinopathy. (B)</p> Signup and view all the answers

A previously healthy individual presents with acute onset of polyuria, polydipsia, and significant weight loss. Initial blood glucose is markedly elevated. Which of the following underlying pathological processes is the most likely cause of these findings?

<p>Autoimmune destruction of pancreatic beta cells. (A)</p> Signup and view all the answers

Which of the following symptoms is LEAST likely to be present in a patient newly diagnosed with Type 2 Diabetes Mellitus?

<p>Unexplained weight loss despite increased appetite (A)</p> Signup and view all the answers

A patient with long-standing diabetes presents with decreased sensation in their feet, frequent urinary tract infections, and progressive vision changes. Which of these symptoms is most directly related to macrovascular complications of diabetes?

<p>None of the above (D)</p> Signup and view all the answers

A patient with Type 1 Diabetes Mellitus is brought to the emergency department. Which combination of symptoms would warrant immediate assessment for diabetic ketoacidosis (DKA)?

<p>Nausea, vomiting, and abdominal pain (D)</p> Signup and view all the answers

A patient reports experiencing excessive thirst and frequent urination, but denies any other symptoms. Their history includes obesity and sedentary lifestyle. What is the most likely underlying cause?

<p>Type 2 Diabetes Mellitus (C)</p> Signup and view all the answers

Which of the following sets of symptoms would most strongly suggest a progression towards diabetic ketoacidosis (DKA) in a patient with known Type 1 Diabetes?

<p>Nausea, vomiting, abdominal pain, and rapid, shallow breathing (D)</p> Signup and view all the answers

A patient with a known history of diabetes presents with acute symptoms of dehydration, including rapid breathing and confusion. Lab results show a markedly elevated blood glucose level and the presence of ketones in the urine. Which of the following complications is most likely?

<p>Diabetic Ketoacidosis (DKA) (B)</p> Signup and view all the answers

A patient with long-standing diabetes reports a gradual loss of sensation in their feet, frequent infections, and consistently elevated blood glucose levels. Which of the following complications is the LEAST likely cause of these symptoms?

<p>Increased risk of macrovascular complications (A)</p> Signup and view all the answers

A patient with Type 2 Diabetes Mellitus is experiencing polyuria and polydipsia. What is the primary mechanism by which hyperglycemia causes these symptoms?

<p>Osmotic diuresis due to glucose excretion in the urine (B)</p> Signup and view all the answers

A patient with previously well-controlled Type 2 Diabetes Mellitus presents with a cluster of new symptoms including blurred vision, fatigue, and slow-healing wounds. What is the most likely explanation of this?

<p>Progression of microvascular complications due to uncontrolled hyperglycemia (C)</p> Signup and view all the answers

A patient diagnosed with Type 1 Diabetes Mellitus reports compliance with their insulin regimen but experiences persistent hyperglycemia. Which of the following factors is LEAST likely to be contributing to this?

<p>Increased secretion of glucagon (A)</p> Signup and view all the answers

Which of the following is the primary defining characteristic of diabetes mellitus?

<p>Hyperglycemia (A)</p> Signup and view all the answers

A patient with Type 1 Diabetes Mellitus reports experiencing frequent urination, excessive thirst, and increased hunger, despite maintaining a normal caloric intake. Which additional symptom would be most indicative of decompensation requiring immediate attention?

<p>Unexplained weight loss (B)</p> Signup and view all the answers

What underlying pathological change primarily leads to the development of polyuria and polydipsia in uncontrolled diabetes mellitus?

<p>Osmotic diuresis due to elevated blood glucose (B)</p> Signup and view all the answers

A patient with poorly controlled diabetes reports experiencing numbness and tingling in their hands and feet. Which complication is most likely responsible for these symptoms?

<p>Diabetic neuropathy (A)</p> Signup and view all the answers

Which of the following sets of symptoms would most strongly suggest that a patient with Type 1 Diabetes is developing diabetic ketoacidosis (DKA)?

<p>Nausea, vomiting, abdominal pain, and rapid breathing (C)</p> Signup and view all the answers

Which long-term complication of diabetes primarily affects large blood vessels, increasing the risk of heart attack and stroke?

<p>Macrovascular disease (C)</p> Signup and view all the answers

A patient with Type 2 Diabetes Mellitus presents with blurred vision, fatigue and slow-healing wounds. Although, he denies polyuria or polydipsia. What is the MOST likely underlying cause of his presenting symptoms?

<p>Worsening hyperglycemia (B)</p> Signup and view all the answers

A patient presents with polyuria, polydipsia, and unexplained weight loss. Initial blood glucose is markedly elevated. In addition to ordering tests to confirm hyperglycemia, which laboratory test is MOST important to evaluate the patient given this presentation?

<p>Urine ketones (B)</p> Signup and view all the answers

A patient with long-standing Type 2 Diabetes Mellitus presents with new onset of exertional chest pain. Which of the following complications of diabetes is MOST likely contributing to the patient's new symptom?

<p>Macrovascular disease (B)</p> Signup and view all the answers

A 25-year-old patient with a history of Type 1 Diabetes Mellitus presents to the emergency department with altered mental status, rapid breathing, and fruity-smelling breath. Besides intravenous fluids and insulin, what is the MOST important initial step in managing this patient?

<p>Checking blood glucose (D)</p> Signup and view all the answers

Which of the following HbA1c values does NOT meet the diagnostic criterion for diabetes mellitus?

<p>6.2% (A)</p> Signup and view all the answers

A patient's fasting plasma glucose returns at 120 mg/dL. According to diagnostic criteria, what is the correct interpretation of this result?

<p>Indicates pre-diabetes. (C)</p> Signup and view all the answers

A patient has a two-hour plasma glucose level of 190 mg/dL during an oral glucose tolerance test. How should this result be interpreted?

<p>Indicates impaired glucose tolerance. (A)</p> Signup and view all the answers

Which of the following autoantibodies is LEAST likely to be helpful in distinguishing between Type 1 and Type 2 diabetes?

<p>Anti-thyroglobulin antibodies (A)</p> Signup and view all the answers

A patient presents for evaluation of possible diabetes. Their fasting plasma glucose is 115 mg/dL. What is the MOST appropriate next step?

<p>Order an HbA1c. (B)</p> Signup and view all the answers

A 30-year-old patient is diagnosed with diabetes. Testing reveals the presence of multiple autoantibodies (GAD-65, islet cell, and insulin). Which additional test would be MOST useful in determining the need for insulin therapy?

<p>C-peptide level. (A)</p> Signup and view all the answers

A patient has a fasting plasma glucose of 130 mg/dL on two separate occasions. What is the MOST appropriate course of action?

<p>Diagnose the patient with diabetes. (A)</p> Signup and view all the answers

A patient presents with a consistently elevated fasting plasma glucose but negative diabetes-related autoantibodies. Which of the following conditions is MOST likely?

<p>Type 2 diabetes. (B)</p> Signup and view all the answers

A patient's HbA1c is 6.8%. They state that a recent infection caused them to alter their diet and exercise habits. What would be the MOST appropriate next step?

<p>Repeat the HbA1c in 3 months. (D)</p> Signup and view all the answers

A patient is suspected of having either Type 1 or Type 2 diabetes. Their C-peptide level is low. What does that indicate?

<p>Decreased insulin production. (D)</p> Signup and view all the answers

A 50-year-old patient with diabetes has an LDL-C level of 180 mg/dL. According to guidelines, what is their risk category for atherosclerotic cardiovascular disease (ASCVD)?

<p>High risk, statin therapy indicated (B)</p> Signup and view all the answers

What is the primary significance of lipid disorders in the context of cardiovascular health?

<p>They are a major modifiable risk factor for ASCVD. (A)</p> Signup and view all the answers

A 60-year-old patient without diabetes has an estimated 10-year ASCVD risk of 9%. How would this risk level typically influence treatment decisions regarding lipid management?

<p>Moderate-intensity statin therapy should be considered. (C)</p> Signup and view all the answers

For which of the following patients would a high-intensity statin be the MOST appropriate initial therapy, according to current guidelines?

<p>A 60-year-old with an LDL-C of 200 mg/dL and no other risk factors (C)</p> Signup and view all the answers

In a patient diagnosed with ASCVD and an LDL-C greater than 190 mg/dL, what is the primary treatment goal?

<p>Lowering LDL-C levels to reduce ASCVD risk (A)</p> Signup and view all the answers

A 45-year-old patient with a family history of premature heart disease and a calculated 10-year ASCVD risk of 8% presents for evaluation. Their LDL-C is 130 mg/dL. What is the most appropriate next step in management?

<p>Consideration of moderate-intensity statin therapy. (C)</p> Signup and view all the answers

A patient with diabetes and an LDL-C of 90 mg/dL is found to have a 10-year ASCVD risk of 12%. How does the presence of diabetes impact the decision to initiate statin therapy?

<p>Diabetes lowers the threshold for considering statin therapy. (B)</p> Signup and view all the answers

Which patient with an elevated LDL-C would be LEAST likely to require statin therapy based SOLELY on the information provided:

<p>A healthy 28 year-old female with LDL-C of 160 mg/dL (C)</p> Signup and view all the answers

A patient with documented ASCVD is already on a moderate-intensity statin. Their LDL-C remains elevated at 110 mg/dL. What is the most appropriate next step in management?

<p>Any of the above. (D)</p> Signup and view all the answers

A 70-year-old patient with well-controlled diabetes has been on a moderate-intensity statin for 5 years with good adherence and no side effects. Their LDL-C is consistently around 80 mg/dL. Their estimated 10-year ASCVD risk is now 15% due to increasing age. What is the most appropriate adjustment to their treatment?

<p>Increase the statin to high-intensity. (D)</p> Signup and view all the answers

Which patient demographic should be screened and treated for dyslipidemia due to an elevated of risk for atherosclerotic cardiovascular disease (ASCVD)?

<p>A 60-year-old female with type 2 diabetes and an LDL-C level of 80 mg/dL. (D)</p> Signup and view all the answers

A 55-year-old patient with type 2 diabetes and no history of cardiovascular disease has an LDL-C level of 90 mg/dL. According to current guidelines, what is the most appropriate next step?

<p>Calculate the patient's 10-year ASCVD risk score to determine the need for statin therapy. (A)</p> Signup and view all the answers

A 45-year-old patient with no known risk factors has a baseline LDL-C level of 200 mg/dL. What is the most appropriate initial management strategy according to current guidelines?

<p>Initiate high-intensity statin therapy immediately. (D)</p> Signup and view all the answers

A 62-year-old patient with a history of myocardial infarction is currently managed with a moderate-intensity statin. His LDL-C remains elevated at 110 mg/dL. What is the most appropriate next step in managing his hyperlipidemia?

<p>Switch to a high-intensity statin. (D)</p> Signup and view all the answers

A 58-year-old patient with a 10-year ASCVD risk of 9% has an LDL-C of 140 mg/dL, triglycerides of 160 mg/dL, and HDL-C of 35 mg/dL. Which aspect of their lipid panel represents the greatest concern regarding ASCVD risk?

<p>The LDL-C level in the context of their ASCVD risk. (C)</p> Signup and view all the answers

Which of the following would be the LEAST important piece of information to consider when determining the appropriate intensity of statin therapy for a patient?

<p>The patient's family history of Alzheimer's disease. (B)</p> Signup and view all the answers

A patient with known ASCVD is on a high-intensity statin but continues to have an LDL-C level above 70 mg/dL. What pharmacologic agent should be considered next to further reduce LDL-C?

<p>Ezetimibe. (C)</p> Signup and view all the answers

Which of the following is the most crucial consideration when initiating statin therapy in an elderly patient (over 75 years old)?

<p>The patient's creatinine clearance and potential drug interactions. (D)</p> Signup and view all the answers

A patient with a history of statin-associated muscle symptoms (SAMS) requires lipid-lowering therapy. What strategy is the MOST appropriate initial approach?

<p>Challenge with a low dose of the original statin or a different statin. (D)</p> Signup and view all the answers

For a patient with severe hypertriglyceridemia (≥500 mg/dL) despite optimal LDL-C management, what is the primary goal of adding a fibrate or omega-3 fatty acids to their treatment regimen?

<p>To reduce the risk of pancreatitis. (A)</p> Signup and view all the answers

How do lipid disorders primarily contribute to the development of atherosclerotic cardiovascular disease (ASCVD)?

<p>By leading to the formation of plaques in arterial walls (B)</p> Signup and view all the answers

In the context of ASCVD risk assessment, what signifies a significantly elevated LDL-C level warranting aggressive lipid-lowering therapy?

<p>LDL-C level of 190 mg/dL or higher (D)</p> Signup and view all the answers

Why are patients with diabetes mellitus and elevated LDL-C considered a high-risk group for developing ASCVD?

<p>Diabetes accelerates the inflammatory processes contributing to plaque formation. (D)</p> Signup and view all the answers

What is the clinical significance of assessing the 10-year ASCVD risk in patients aged 40 to 75 years?

<p>It helps guide decisions about initiating statin therapy based on risk stratification. (A)</p> Signup and view all the answers

How does the presence of lipid disorders impact the progression and stability of atherosclerotic plaques?

<p>They promote the accumulation of cholesterol within the plaque, leading to growth and instability. (A)</p> Signup and view all the answers

What physiological process is most directly affected by elevated LDL-C levels in the development of ASCVD?

<p>Endothelial dysfunction and lipid deposition in arterial walls (D)</p> Signup and view all the answers

In managing ASCVD risk, what is the primary target of statin medications in patients with lipid disorders?

<p>Lowering LDL-C levels (A)</p> Signup and view all the answers

Which of the following would LEAST likely be considered when assessing a patient's 10-year ASCVD risk?

<p>Patient's blood type (C)</p> Signup and view all the answers

Beyond pharmacological interventions, what lifestyle modifications should be recommended to patients with lipid disorders to reduce their ASCVD risk?

<p>Adopting a diet low in saturated fats and regular aerobic exercise (A)</p> Signup and view all the answers

How does the presence of ASCVD influence the management goals for patients with concurrent lipid disorders?

<p>It requires a more intensive approach to lipid management with lower LDL-C targets. (B)</p> Signup and view all the answers

What is the primary reason lipid disorders are of significant clinical concern?

<p>They contribute to the development of atherosclerotic cardiovascular disease (ASCVD). (D)</p> Signup and view all the answers

According to the guidelines, in which patient scenario should statin therapy be considered, irrespective of ASCVD risk score?

<p>A patient with an LDL-C level of 190 mg/dL or higher. (B)</p> Signup and view all the answers

A 62-year-old patient with Type 2 Diabetes Mellitus has an LDL-C of 95 mg/dL. According to guidelines, what additional factor MUST be considered to determine the need for statin therapy?

<p>The patient's estimated 10-year ASCVD risk. (D)</p> Signup and view all the answers

A 55-year-old patient without diabetes has an LDL-C of 120 mg/dL. What ASCVD risk score would necessitate a discussion about initiating statin therapy?

<p>A 10-year ASCVD risk of 8.0%. (D)</p> Signup and view all the answers

In managing a patient's lipid levels, what is the MOST critical long-term goal in the context of atherosclerotic cardiovascular disease (ASCVD)?

<p>To reduce the risk of future cardiovascular events. (B)</p> Signup and view all the answers

A 48-year-old patient with diabetes and an LDL-C of 85 mg/dL has a 10-year ASCVD risk estimated at 10%. How does the presence of diabetes influence the decision regarding statin therapy?

<p>Diabetes increases the emphasis on reducing ASCVD risk, supporting statin use. (A)</p> Signup and view all the answers

Which of the following patients with an elevated LDL-C level would be LEAST likely to require statin therapy based SOLELY on the information provided?

<p>An otherwise healthy 35-year-old with an LDL-C of 195 mg/dL. (D)</p> Signup and view all the answers

A patient with established ASCVD is currently on a moderate-intensity statin, and their LDL-C remains elevated at 110 mg/dL. What is the most appropriate next step in management?

<p>Add ezetimibe, a non-statin medication, or a PCSK9 inhibitor, if further LDL-C lowering is needed. (D)</p> Signup and view all the answers

In a patient with a family history of premature heart disease and a calculated 10-year ASCVD risk of 6% and an LDL-C of 140 mg/dL, what is the most appropriate next step in management?

<p>Recommend lifestyle modifications and reassess ASCVD risk periodically. (A)</p> Signup and view all the answers

A patient with no history of ASCVD, diabetes, or other major risk factors has an LDL-C level of 170 mg/dL. Their 10-year ASCVD risk is calculated to be 4%. What is the most appropriate initial approach to managing this patient's lipid levels?

<p>Recommend lifestyle modifications such as diet and exercise and reassess lipid levels in 3-6 months. (D)</p> Signup and view all the answers

Which of the following best describes the relationship between lipid disorders and atherosclerotic cardiovascular disease (ASCVD)?

<p>Lipid disorders are an independent risk factor contributing to the DEVELOPMENT of ASCVD. (A)</p> Signup and view all the answers

What is the primary implication of an LDL-C level of 190 mg/dL or higher in the context of ASCVD risk?

<p>It signifies a VERY HIGH risk, often warranting aggressive lipid-lowering therapy. (B)</p> Signup and view all the answers

A 55-year-old patient with diabetes mellitus has an LDL-C level of 120 mg/dL. How does this influence ASCVD management?

<p>The patient's diabetes places them at higher risk, often warranting statin therapy consideration. (D)</p> Signup and view all the answers

For a 60-year-old individual without diabetes, what level of estimated 10-year ASCVD risk would typically prompt consideration of statin therapy?

<p>An estimated 10-year risk of ASCVD ≥ 7.5% or higher. (B)</p> Signup and view all the answers

A patient with a known history of ASCVD has an LDL-C level persistently above the target despite being on a moderate-intensity statin. What is a reasonable next step in management?

<p>Reassess adherence and consider intensifying lipid-lowering therapy (D)</p> Signup and view all the answers

In managing a patient with diabetes and dyslipidemia, what is a key consideration when choosing a statin?

<p>The potential for drug interactions with other medications the patient is taking. (D)</p> Signup and view all the answers

In a patient with a family history of premature ASCVD but no personal history or other risk factors, how should lipid screening be approached?

<p>Earlier and more frequent lipid screening may be warranted due to the familial risk. (C)</p> Signup and view all the answers

A patient with ASCVD is found to have persistently elevated triglycerides despite being on a statin. What additional strategies might be considered?

<p>Implementing lifestyle modifications such as diet and exercise, and considering fibrates or fish oil. (A)</p> Signup and view all the answers

How does the presence of chronic kidney disease (CKD) influence the management of dyslipidemia and ASCVD risk?

<p>CKD increases the risk of ASCVD and complicates lipid management. (A)</p> Signup and view all the answers

Which of the following is an important consideration when monitoring a patient on statin therapy?

<p>Routine monitoring of liver function and muscle symptoms (B)</p> Signup and view all the answers

What is the primary connection between lipid disorders and atherosclerotic cardiovascular disease (ASCVD)?

<p>Lipid disorders increase the risk of plaque formation in arteries, leading to ASCVD. (C)</p> Signup and view all the answers

Which patient profile meets the criteria for high-intensity statin therapy initiation according to current guidelines focused on ASCVD risk reduction?

<p>A 45-year-old male with an LDL-C of 195 mg/dL and no known ASCVD. (B)</p> Signup and view all the answers

A 55-year-old patient with diabetes has an LDL-C of 85 mg/dL and a calculated 10-year ASCVD risk of 10%. How should this patient's lipid management be approached?

<p>Initiate moderate-intensity statin therapy, given the presence of diabetes and elevated ASCVD risk. (B)</p> Signup and view all the answers

In a patient with established ASCVD and an LDL-C level that remains above target despite moderate-intensity statin therapy, what is the MOST appropriate next step in management?

<p>Increase the statin dosage to high-intensity, if tolerated. (C)</p> Signup and view all the answers

Which of the following is the MOST important factor in determining the intensity of statin therapy for primary prevention of ASCVD?

<p>Estimated 10-year ASCVD risk. (B)</p> Signup and view all the answers

A 48-year-old patient with well-controlled hypertension and a family history of premature coronary artery disease has an LDL-C of 145 mg/dL. Their 10-year ASCVD risk is calculated to be 6%. What is the MOST appropriate initial step in managing their lipid levels?

<p>Recommend lifestyle modifications and reassess in 3-6 months. (D)</p> Signup and view all the answers

A patient with known ASCVD is prescribed a statin, but experiences intolerable muscle pain. What is the MOST appropriate next step?

<p>Reduce the statin dose or switch to a different statin, and consider adding ezetimibe. (C)</p> Signup and view all the answers

In the context of ASCVD risk reduction, what is the primary target of lipid-lowering therapy?

<p>Lowering LDL-C levels. (B)</p> Signup and view all the answers

Which patient WITHOUT a history of ASCVD would automatically warrant statin therapy, irrespective of their calculated 10-year ASCVD risk score?

<p>A 45-year-old male with an LDL-C of 200 mg/dL and no other risk factors. (D)</p> Signup and view all the answers

A patient with a known lipid disorder is found to have a significantly elevated level of triglycerides. While addressing LDL-C is the primary concern, what additional risk does elevated triglycerides pose?

<p>Increased risk of pancreatitis. (A)</p> Signup and view all the answers

A 45-year-old male starts on a statin for dyslipidemia. When should a follow-up lipid panel be performed to assess medication efficacy and adherence?

<p>In 4 to 12 weeks. (D)</p> Signup and view all the answers

A 25-year-old patient with no known health issues comes in for a routine check-up. When should their first fasting lipid panel be?

<p>As soon as possible, as it is recommended for all adults over 20. (B)</p> Signup and view all the answers

Prior to initiating statin therapy, which laboratory test is essential to obtain?

<p>Liver function tests (LFTs). (A)</p> Signup and view all the answers

A patient presents with chest pain, shortness of breath, and a history of hyperlipidemia. Which course of action is MOST appropriate?

<p>Refer the patient to the emergency department immediately. (A)</p> Signup and view all the answers

A patient on statin therapy reports muscle weakness and pain. What is the most appropriate initial step?

<p>Check liver function tests and creatine kinase levels. (B)</p> Signup and view all the answers

A patient's lipid panel reveals severe hypertriglyceridemia. Which of the following is the MOST appropriate initial action?

<p>Immediately refer the patient to the emergency department. (B)</p> Signup and view all the answers

A patient has been taking a statin for 6 months and their LDL-C level is still above the target goal. What is the next step?

<p>Increase the statin dose or add another lipid-lowering agent. (D)</p> Signup and view all the answers

When should a lipid panel be repeated on a patient who is adhering to their statin regimen and has reached their LDL-C goal?

<p>Quarterly to yearly, depending on the individual case (B)</p> Signup and view all the answers

A patient with hyperlipidemia also has elevated liver enzymes but no other symptoms. What is an appropriate course of action?

<p>Refer to emergency department. (D)</p> Signup and view all the answers

Which lipid panel result, if found during routine screening, necessitates an immediate referral to the emergency department?

<p>Triglycerides of 1000 mg/dL accompanied by elevated pancreatic enzymes (B)</p> Signup and view all the answers

A 45-year-old male with no known medical conditions has a lipid panel performed as part of a routine check-up. All values are within normal limits. When should his next routine fasting lipid panel be?

<p>In 5 years, as per standard guidelines. (C)</p> Signup and view all the answers

A patient is started on statin therapy. When should the follow-up lipid panel be scheduled to assess the efficacy of the treatment and patient adherence?

<p>In 4 to 12 weeks, to assess the initial response. (A)</p> Signup and view all the answers

A patient is about to start on a moderate-intensity statin. Which of the following labs is critical to check before initiating statin therapy?

<p>Comprehensive metabolic panel (CMP) including Liver Function Tests (LFTs). (B)</p> Signup and view all the answers

A patient presents to the emergency department complaining of muscle pain weakness, and dark urine after recently starting high-dose statin therapy. Which of the following conditions should you be MOST concerned about?

<p>Rhabdomyolysis (C)</p> Signup and view all the answers

A patient with a history of well-controlled hyperlipidemia on statin therapy reports experiencing persistent fatigue. Initial lab results reveal elevated liver enzymes (AST and ALT). What is the most appropriate next step in managing this patient?

<p>Discontinue the statin and evaluate other potential causes for liver enzyme elevation. (B)</p> Signup and view all the answers

A patient's lipid panel reveals a total cholesterol of 300 mg/dL and triglycerides of 600 mg/dL. They also report abdominal pain. Which of the following actions is most appropriate?

<p>Refer the patient to the emergency department. (B)</p> Signup and view all the answers

A 55-year-old patient with a history of dyslipidemia has been managing it with lifestyle modifications for the past year. A recent lipid panel shows significantly elevated LDL-C levels, prompting the decision to initiate statin therapy. Which of the following factors is LEAST important to consider before starting a statin?

<p>The frequency of their bowel movements (D)</p> Signup and view all the answers

A patient presents for a routine check-up. Their last lipid panel was 7 years ago and was normal. They report no new health concerns. Which of the following is the most appropriate next step?

<p>Order a fasting lipid panel. (B)</p> Signup and view all the answers

A patient on statin therapy has well-controlled LDL-C levels, but their triglycerides remain elevated at 400 mg/dL despite lifestyle modifications. Which of the following is the most appropriate next step in managing their hypertriglyceridemia?

<p>Initiate a fibrate medication, while monitoring liver function. (C)</p> Signup and view all the answers

A previously healthy patient reports to the clinic for evaluation of new-onset chest pain. Their lipid panel shows elevated LDL-C and reduced HDL-C. What is the most appropriate next step?

<p>Order a stress test or other cardiac-specific evaluation. (D)</p> Signup and view all the answers

A 45-year-old patient with no known history of lipid disorders has a routine check-up. According to general guidelines, when should this patient's next fasting lipid panel be scheduled?

<p>In 5 years (B)</p> Signup and view all the answers

A patient is starting statin therapy. When should liver function tests (LFTs) be monitored?

<p>Prior to initiation and periodically thereafter (D)</p> Signup and view all the answers

A patient starts on a statin for hyperlipidemia. To assess the effectiveness of the treatment and ensure adherence, when should the next lipid panel be scheduled?

<p>In 4 to 12 weeks (A)</p> Signup and view all the answers

A patient presents with chest pain, shortness of breath, and is found to have severe hypertriglyceridemia. What is the next MOST appropriate step?

<p>Refer the patient to the emergency department (C)</p> Signup and view all the answers

A patient with a history of well-managed hyperlipidemia presents with new-onset right upper quadrant pain and elevated liver enzymes on routine bloodwork. What is the most appropriate next step?

<p>Refer the patient to the emergency department for further evaluation. (B)</p> Signup and view all the answers

A patient being treated for hyperlipidemia reports significant muscle pain and weakness, and their creatine kinase (CK) levels are markedly elevated. What action should be taken?

<p>Immediately refer the patient to the emergency department. (B)</p> Signup and view all the answers

A 25-year-old assesses as low risk and is found to have a borderline-high LDL-C on a routine fasting lipid panel. What would be the MOST appropriate next step in management, per general guidelines?

<p>Repeat the fasting lipid panel in 5 years as part of routine screening. (C)</p> Signup and view all the answers

Two months after starting statin therapy, a patient's LDL-C has decreased by only 5%. The patient reports consistent adherence to the medication and lifestyle recommendations. What would be the MOST appropriate next step?

<p>Increase the statin dosage and recheck lipid panel in 4-12 weeks. (A)</p> Signup and view all the answers

A patient with severe hypertriglyceridemia is experiencing acute abdominal pain accompanied by nausea and vomiting. Which of the following diagnostic findings would MOST warrant immediate referral to the emergency department?

<p>Markedly elevated liver enzymes and pancreatic enzymes (B)</p> Signup and view all the answers

A patient with known hyperlipidemia, managed with diet and exercise, reports experiencing intermittent episodes of sharp chest pain and shortness of breath, particularly during exertion. What action should be taken?

<p>Refer the patient to a cardiologist for further evaluation and management. (D)</p> Signup and view all the answers

A patient's lab results show a fasting plasma glucose level of 128 mg/dL. According to diagnostic criteria, what is the correct interpretation of this result?

<p>Meets diagnostic criteria for diabetes (D)</p> Signup and view all the answers

Which test is MOST useful in differentiating between Type 1 and Type 2 diabetes in a newly diagnosed 20-year-old patient?

<p>C-peptide level (C)</p> Signup and view all the answers

A 60-year-old patient is newly diagnosed with diabetes. Testing reveals a normal C-peptide level and negative diabetes-related autoantibodies. Which type of diabetes is MOST likely?

<p>Type 2 diabetes (C)</p> Signup and view all the answers

A patient's HbA1c is 6.7%. They deny any symptoms of diabetes. What is the correct interpretation of this result?

<p>Diagnostic for diabetes (C)</p> Signup and view all the answers

A patient is suspected of having either Type 1 or Type 2 diabetes. Their C-peptide level is very low. What does this finding suggest?

<p>The patient's pancreas is producing little to no insulin (C)</p> Signup and view all the answers

Which of the following HbA1c values indicates effectively controlled diabetes, according to generally accepted targets?

<p>7.2% (A)</p> Signup and view all the answers

A young adult is diagnosed with diabetes. Initial testing reveals the presence of GAD-65 autoantibodies. What does this finding suggest?

<p>An autoimmune process is damaging the pancreatic beta cells (D)</p> Signup and view all the answers

A patient has a fasting plasma glucose of 120 mg/dL. According to diagnostic criteria, what is the correct interpretation of this result?

<p>Indicates pre-diabetes (C)</p> Signup and view all the answers

Which of the following is the most direct consequence of insulin resistance in the context of metabolic syndrome?

<p>Hyperglycemia (B)</p> Signup and view all the answers

A patient presents with elevated blood pressure, increased waist circumference, and high triglycerides. Which additional finding would most strongly support a diagnosis of metabolic syndrome?

<p>Low HDL cholesterol (C)</p> Signup and view all the answers

How does abdominal obesity contribute to the development of dyslipidemia in metabolic syndrome?

<p>By increasing the release of free fatty acids into the circulation (C)</p> Signup and view all the answers

A researcher is investigating the link between hypertension and other components of metabolic syndrome. Which mechanism is most likely to connect insulin resistance to elevated blood pressure?

<p>Activation of the renin-angiotensin-aldosterone system (RAAS) (A)</p> Signup and view all the answers

Which of the following best describes the interplay between abdominal obesity and insulin resistance in the pathogenesis of metabolic syndrome?

<p>Abdominal obesity exacerbates insulin resistance through increased inflammation (B)</p> Signup and view all the answers

In a patient with metabolic syndrome, which intervention would simultaneously address both dyslipidemia and insulin resistance?

<p>Encouraging regular physical activity and weight loss (C)</p> Signup and view all the answers

A patient presents with hypertension, elevated triglycerides, and a large waist circumference. Which additional lab value would be most helpful in determining if they meet the criteria for metabolic syndrome?

<p>HDL cholesterol (C)</p> Signup and view all the answers

Which of the following best describes the relationship between abdominal obesity and the other components of metabolic syndrome?

<p>Abdominal obesity contributes to insulin resistance and dyslipidemia, exacerbating metabolic syndrome. (A)</p> Signup and view all the answers

A patient with metabolic syndrome is educated on lifestyle modifications. Which combination of changes would be most effective in addressing multiple components of the syndrome simultaneously?

<p>Engaging in regular physical activity and adopting a diet rich in fiber and unsaturated fats. (A)</p> Signup and view all the answers

A researcher is studying the effects of a novel drug on patients with metabolic syndrome. If the drug primarily targets and improves insulin sensitivity, which of the following downstream effects would be most anticipated?

<p>Reduction in fasting blood glucose (D)</p> Signup and view all the answers

Which of the following best explains how hypertension is related to metabolic syndrome?

<p>Insulin resistance and other factors in metabolic syndrome contribute to increased blood pressure. (D)</p> Signup and view all the answers

A 45-year-old male presents with a waist circumference of 42 inches, triglyceride level of 160 mg/dL, and is being treated for hypertension. Which additional finding would confirm a diagnosis of metabolic syndrome?

<p>HDL cholesterol of 45 mg/dL (C)</p> Signup and view all the answers

A female patient has a waist circumference of 37 inches, blood pressure of 135/88 mmHg, and an HDL cholesterol level of 48 mg/dL. Which of the following lab results would lead to a diagnosis of metabolic syndrome?

<p>Triglycerides of 180 mg/dL (C)</p> Signup and view all the answers

A patient is diagnosed with metabolic syndrome based on elevated waist circumference, elevated blood pressure, and elevated fasting glucose. Which of the following additional findings is commonly associated with, but not part of the diagnostic criteria for, metabolic syndrome?

<p>Elevated plasminogen activator inhibitor 1 (PAI-1) (A)</p> Signup and view all the answers

A patient meets two criteria for metabolic syndrome: elevated waist circumference and high blood pressure. Which additional lab result would solidify the diagnosis of metabolic syndrome?

<p>Fasting blood glucose of 110 mg/dL (B)</p> Signup and view all the answers

Which combination of findings would NOT be sufficient to diagnose metabolic syndrome?

<p>Elevated LDL cholesterol, elevated triglycerides, elevated fasting glucose (C)</p> Signup and view all the answers

A patient diagnosed with hypertension is prescribed medication to manage it. Which additional finding is required for a diagnosis of metabolic syndrome, assuming their waist circumference is normal and their HDL is within range?

<p>Elevated fasting glucose (D)</p> Signup and view all the answers

A patient has a triglyceride level of 170 mg/dL and is being treated for hypertension. What additional criterion must be met to diagnose metabolic syndrome?

<p>Waist circumference above the threshold or low HDL cholesterol or elevated fasting glucose (A)</p> Signup and view all the answers

A clinician suspects metabolic syndrome in a patient. The patient's waist circumference is normal, but their blood pressure is elevated (140/90 mmHg). Which combination of lab results would confirm the diagnosis?

<p>Triglycerides 160 mg/dL, HDL 45 mg/dL (C)</p> Signup and view all the answers

A 50-year-old woman has a waist circumference of 36 inches, triglyceride level of 160 mg/dL, and blood pressure of 132/86 mm Hg. What additional lab value, if present, would confirm a diagnosis of metabolic syndrome?

<p>An HDL cholesterol level of 45 mg/dL (A)</p> Signup and view all the answers

A patient presents with elevated blood pressure and is currently managed with medication. Further testing reveals an elevated fasting plasma glucose. What additional finding would be required to diagnose the individual with metabolic syndrome?

<p>Elevated triglycerides or increased waist circumference or reduced HDL (C)</p> Signup and view all the answers

A 50-year-old male with a waist circumference of 42 inches, triglyceride level of 160 mg/dL, and HDL cholesterol of 45 mg/dL meets how many criteria for metabolic syndrome?

<p>Three (C)</p> Signup and view all the answers

A female patient has a waist circumference of 37 inches, a blood pressure of 135/88 mm Hg, and a fasting plasma glucose of 95 mg/dL. Does she meet the diagnostic criteria for metabolic syndrome?

<p>No, because she has only one risk factor. (B)</p> Signup and view all the answers

Which set of lab results and measurements would automatically qualify a patient for metabolic syndrome, assuming they have two other qualifying factors?

<p>Waist circumference of 41 inches in a male, triglycerides of 160 mg/dL, and systolic blood pressure of 135 mm Hg (B)</p> Signup and view all the answers

A patient is being treated for hypertension with medication. How does this factor into the diagnostic criteria for metabolic syndrome?

<p>It automatically counts as one of the criteria, regardless of current blood pressure readings. (D)</p> Signup and view all the answers

If a patient has a fasting plasma glucose level of 105 mg/dL and is also being treated with medication for elevated glucose, how many criteria for metabolic syndrome do these factors fulfill?

<p>One (C)</p> Signup and view all the answers

Which of the following patients would NOT be diagnosed with metabolic syndrome, based solely on the provided information?

<p>Woman on treatment for elevated glucose, blood pressure 135/90, and HDL 60. (C)</p> Signup and view all the answers

How could elevated plasminogen activator inhibitor 1 (PAI-1), microalbuminuria, and C-reactive protein (CRP) levels relate to metabolic syndrome, if at all?

<p>They can indicate increased cardiovascular risk, often associated with metabolic syndrome. (A)</p> Signup and view all the answers

If a patient meets two criteria for metabolic syndrome based on lab results and physical exam, what additional piece of information would be most helpful in determining if they meet the diagnostic criteria?

<p>Current medication list (B)</p> Signup and view all the answers

A patient with a history of hypertension and dyslipidemia is found to have a fasting plasma glucose of 105 mg/dL. He is not currently taking any medications. How many criteria does he meet for metabolic syndrome?

<p>Three (B)</p> Signup and view all the answers

A 45-year-old woman has a waist circumference of 34 inches, triglyceride level of 140 mg/dL, HDL cholesterol of 52 mg/dL, blood pressure of 128/84 mm Hg, and fasting plasma glucose of 98 mg/dL. Does she meet the criteria for metabolic syndrome?

<p>No, as none of her values meet the cutoffs for diagnosis (D)</p> Signup and view all the answers

A patient with metabolic syndrome has persistently elevated blood pressure despite lifestyle modifications and initial antihypertensive therapy. What is the MOST appropriate next step in management?

<p>Consult with a physician regarding further management of resistant hypertension. (A)</p> Signup and view all the answers

Which of the following laboratory tests is the LEAST useful in the initial diagnosis of metabolic syndrome?

<p>Complete blood count (CBC) (D)</p> Signup and view all the answers

A patient with metabolic syndrome has made lifestyle changes, but their fasting glucose remains elevated at 130 mg/dL. Which pharmacotherapy should be considered?

<p>Antidiabetic medications (C)</p> Signup and view all the answers

A patient with metabolic syndrome has a triglyceride level of 900 mg/dL. What is the MOST immediate concern related to this lab value?

<p>Potential for acute pancreatitis (C)</p> Signup and view all the answers

A patient with metabolic syndrome is prescribed a statin medication. Which of the following parameters should be monitored MOST closely during follow-up?

<p>Liver function tests (B)</p> Signup and view all the answers

A patient with metabolic syndrome is considering starting an exercise program. Which of the following recommendations aligns BEST with guidelines for physical activity?

<p>Moderate exercise for 30 minutes, 5 days per week (D)</p> Signup and view all the answers

A patient with metabolic syndrome has elevated CRP levels. How does this lab value relate to cardiovascular risk?

<p>Elevated CRP indicates increased systemic inflammation and increased cardiovascular risk. (A)</p> Signup and view all the answers

A patient with metabolic syndrome has a microalbumin level of 40 mcg/mg creatinine. What does this finding suggest?

<p>Early sign of kidney damage (D)</p> Signup and view all the answers

A patient with metabolic syndrome has hypertension and is already on two antihypertensive medications. Blood pressure remains uncontrolled at 150/90 mmHg. Which of the following is the MOST appropriate next step?

<p>Consult a physician regarding further evaluation and management of resistant hypertension. (B)</p> Signup and view all the answers

What is the primary rationale for using aspirin in selected patients with metabolic syndrome?

<p>Prevent cardiovascular events. (C)</p> Signup and view all the answers

A patient with metabolic syndrome has persistent hypertension despite adherence to lifestyle modifications and initial antihypertensive medication. What is the most appropriate next step?

<p>Consult with a physician for further evaluation and management. (B)</p> Signup and view all the answers

Which diagnostic lab result would necessitate immediate physician consultation due to its potential to provoke acute pancreatitis in a patient with metabolic syndrome?

<p>Very high triglyceride levels. (C)</p> Signup and view all the answers

A patient with metabolic syndrome is already on antihypertensives, lipid-lowering medications, and aspirin. What additional pharmacotherapy should be considered if the patient's fasting glucose remains elevated despite lifestyle modifications?

<p>Antidiabetic medications. (D)</p> Signup and view all the answers

A patient with metabolic syndrome is attempting weight reduction through lifestyle changes. What is the minimal recommended exercise regimen that should be advised?

<p>30 minutes of exercise, 5 days per week. (C)</p> Signup and view all the answers

Which of the following diagnostic labs is essential for assessing the various components and potential complications associated with metabolic syndrome?

<p>Comprehensive metabolic panel, including fasting glucose (D)</p> Signup and view all the answers

A patient with metabolic syndrome has uncontrolled dyslipidemia despite being on a moderate-intensity statin and following a low-fat diet. What is the most appropriate next step?

<p>Consult with a physician for further evaluation and potential adjustments to the treatment plan. (A)</p> Signup and view all the answers

A patient with metabolic syndrome has multiple risk factors. Which of the therapeutic interventions would address the greatest number of these risk factors simultaneously?

<p>Lifestyle modification with weight reduction (D)</p> Signup and view all the answers

In managing metabolic syndrome, which of the following is the most appropriate frequency for exercise to achieve therapeutic benefits?

<p>At least 5 days per week (D)</p> Signup and view all the answers

For a patient diagnosed with metabolic syndrome, what is the clinical significance of monitoring microalbumin levels?

<p>To monitor for early kidney damage. (A)</p> Signup and view all the answers

What is the rationale behind recommending aspirin therapy as part of the pharmacotherapy for some patients with metabolic syndrome?

<p>To reduce the risk of cardiovascular events. (D)</p> Signup and view all the answers

What is the hallmark of hyperparathyroidism?

<p>Inappropriate secretion of PTH in the setting of hypercalcemia (D)</p> Signup and view all the answers

A patient presents with elevated PTH levels and normal calcium. Which condition is the mostly likely cause of this presentation?

<p>Vitamin D deficiency (B)</p> Signup and view all the answers

Which condition directly leads to tertiary hyperparathyroidism?

<p>Prolonged secondary hyperparathyroidism (B)</p> Signup and view all the answers

A patient with chronic kidney disease develops secondary hyperparathyroidism. What is the underlying mechanism leading to the increased PTH secretion?

<p>Decreased phosphate excretion and reduced active vitamin D production (C)</p> Signup and view all the answers

In tertiary hyperparathyroidism, what stimulates the excessive PTH secretion, resulting in hypercalcemia?

<p>Autonomous parathyroid function after prolonged stimulation (C)</p> Signup and view all the answers

A patient with vitamin D deficiency has elevated PTH levels. How does correcting the vitamin D deficiency impact PTH secretion?

<p>It will suppress PTH secretion as calcium levels normalize. (B)</p> Signup and view all the answers

How would you differentiate between primary and tertiary hyperparathyroidism?

<p>Based on previous history of secondary hyperparathyroidism and presence of hypercalcemia. (D)</p> Signup and view all the answers

In the context of appropriately increased PTH secretion, what is the body attempting to achieve?

<p>Increase serum calcium levels by promoting bone resorption and increasing renal calcium reabsorption. (A)</p> Signup and view all the answers

What lab findings differentiates hyperparathyroidism from hypoparathyroidism?

<p>Elevated serum calcium and elevated PTH (C)</p> Signup and view all the answers

A patient has secondary hyperparathyroidism due to chronic renal failure. Which of the following treatment strategies is MOST likely to address the underlying cause?

<p>Dietary phosphate restriction and phosphate binders (D)</p> Signup and view all the answers

A patient with chronic kidney disease develops secondary hyperparathyroidism. What compensatory mechanism primarily drives the increased PTH secretion in this scenario?

<p>Decreased phosphate excretion leading to hyperphosphatemia, which stimulates PTH release. (A)</p> Signup and view all the answers

How does tertiary hyperparathyroidism differ from secondary hyperparathyroidism in terms of serum calcium levels?

<p>Tertiary hyperparathyroidism is characterized by hypercalcemia, whereas secondary hyperparathyroidism presents with low or normal calcium levels. (B)</p> Signup and view all the answers

Which of the following best describes the relationship between PTH secretion and serum calcium levels in primary hyperparathyroidism?

<p>PTH secretion is inappropriately elevated despite the presence of hypercalcemia. (B)</p> Signup and view all the answers

A patient with vitamin D deficiency develops secondary hyperparathyroidism. What is the intended physiological response of the increased PTH secretion in this scenario?

<p>To increase calcium release from bones, compensating for decreased intestinal calcium absorption. (C)</p> Signup and view all the answers

What is the underlying cause of the parathyroid glands' autonomous secretion of PTH in tertiary hyperparathyroidism?

<p>Prolonged stimulation of the parathyroid glands in secondary hyperparathyroidism leading to hyperplasia and increased set point. (D)</p> Signup and view all the answers

A patient presents with elevated PTH levels and normal serum calcium. Which of the following is the most likely underlying cause?

<p>Vitamin D deficiency. (B)</p> Signup and view all the answers

In a patient with chronic renal failure and secondary hyperparathyroidism, what is the primary mechanism by which elevated phosphate levels contribute to increased PTH secretion?

<p>Phosphate binds to calcium, decreasing serum ionized calcium and stimulating PTH release. (B)</p> Signup and view all the answers

A patient with long-standing secondary hyperparathyroidism due to chronic kidney disease undergoes a kidney transplant. Post-transplant, they develop hypercalcemia. What is the most likely explanation for this?

<p>The parathyroid glands have become autonomous, leading to tertiary hyperparathyroidism. (A)</p> Signup and view all the answers

How does the pattern of PTH secretion in patients with secondary hyperparathyroidism differ from that in healthy individuals in response to changes in serum calcium?

<p>In secondary hyperparathyroidism, higher PTH levels needed to maintain normal calcium level. (A)</p> Signup and view all the answers

A patient with tertiary hyperparathyroidism undergoes parathyroidectomy. Post-operatively, what is the primary concern regarding calcium homeostasis?

<p>Development of hypocalcemia due to suppressed parathyroid function. (B)</p> Signup and view all the answers

A patient presents with fatigue, bone pain, and a history of kidney stones. Which additional finding would most strongly suggest a diagnosis of hyperparathyroidism?

<p>Cognitive impairment and depression (C)</p> Signup and view all the answers

A patient with chronic kidney disease (CKD) is being evaluated for secondary hyperparathyroidism. Which of the following lab results would be most consistent with this diagnosis?

<p>Decreased serum calcium, elevated phosphate, elevated PTH (A)</p> Signup and view all the answers

Which of the following sets of symptoms would lead you to suspect a parathyroid disorder rather than a primary mental health condition?

<p>Depression, cognitive impairment, and kidney stones (B)</p> Signup and view all the answers

A patient presents with elevated blood pressure and generalized weakness. Further investigation reveals hypercalcemia. Which of the following is the most likely underlying endocrine abnormality?

<p>Hyperparathyroidism (C)</p> Signup and view all the answers

Which of the following scenarios best illustrates the interplay between chronic kidney disease (CKD) and parathyroid function?

<p>CKD leading to decreased vitamin D activation, resulting in hypocalcemia and stimulation of PTH (A)</p> Signup and view all the answers

A patient with known hyperparathyroidism is experiencing increased bone pain and fatigue. Which of the following additional symptoms would suggest a worsening of their condition?

<p>Depression and cognitive difficulties (C)</p> Signup and view all the answers

A patient presents with a constellation of symptoms including hypertension, kidney stones, and depression. Which of the following hormonal imbalances is the most likely underlying cause?

<p>Hyperparathyroidism (A)</p> Signup and view all the answers

A patient is being evaluated for a suspected parathyroid disorder. Which of the following findings would be LEAST consistent with a diagnosis of hyperparathyroidism?

<p>Hypotension (C)</p> Signup and view all the answers

A patient with a long history of untreated Chronic Kidney Disease (CKD) is likely to develop which of the following endocrine disorders?

<p>Hyperparathyroidism secondary to phosphate retention and decreased calcium levels (A)</p> Signup and view all the answers

A patient presents with fatigue, bone pain, and a history of kidney stones. Which of the following constellations of sensory symptoms would most strongly suggest a diagnosis of hyperparathyroidism?

<p>Depression, cognitive impairment, irritability, and insomnia (B)</p> Signup and view all the answers

A patient is being evaluated for suspected hyperparathyroidism. Which scenario would warrant immediate investigation for potential malignancy?

<p>Rapidly increasing serum calcium levels accompanied by profound muscle weakness and cognitive decline (D)</p> Signup and view all the answers

Which of the following sets of symptoms would lead you to suspect a parathyroid disorder rather than a primary psychiatric condition?

<p>Depression, cognitive impairment, and loss of initiative accompanied by muscle weakness and kidney stones (B)</p> Signup and view all the answers

A patient with hyperparathyroidism presents with an elevated serum calcium level. Which of the following mechanisms is the MOST likely cause of their elevated blood pressure?

<p>Enhanced vascular smooth muscle contractility due to increased intracellular calcium levels (D)</p> Signup and view all the answers

A patient with known primary hyperparathyroidism is being monitored for disease progression. Which of the following changes would be the STRONGEST indication for surgical intervention, regardless of symptom severity?

<p>A significant decrease in creatinine clearance, indicating worsening kidney function (B)</p> Signup and view all the answers

Following surgical removal of a parathyroid adenoma, a patient experiences tingling around the mouth and muscle spasms. Which laboratory finding is MOST likely responsible for these symptoms?

<p>Hypocalcemia due to transient suppression of PTH secretion following adenoma removal (D)</p> Signup and view all the answers

A patient with Chronic Kidney Disease (CKD) and secondary hyperparathyroidism is being treated with phosphate binders and vitamin D supplementation. Which of the following findings would suggest that the treatment is effectively managing their hyperparathyroidism?

<p>Decreased serum parathyroid hormone (PTH) levels and normalization of serum calcium and phosphate (C)</p> Signup and view all the answers

A patient presents with bone tenderness, elevated serum calcium, and increased PTH levels. Which diagnostic test would be most useful in evaluating for end-organ damage associated with hyperparathyroidism?

<p>Bone mineral density (BMD) assessment (A)</p> Signup and view all the answers

A patient is suspected of having primary hyperparathyroidism. Initial labs show elevated calcium and PTH. What additional blood test is most important to assess potential complications and guide further management?

<p>Serum creatinine (B)</p> Signup and view all the answers

A patient’s physical exam reveals band keratopathy. Which of the following lab abnormalities are most likely to be present?

<p>Elevated serum calcium (B)</p> Signup and view all the answers

A patient with primary hyperparathyroidism is considering surgical management. What information is most important to convey regarding the goals of surgical intervention?

<p>Surgery is aimed at normalizing calcium levels and alleviating symptoms. (A)</p> Signup and view all the answers

A patient presents with elevated calcium and PTH levels. An ECG is performed. For what finding is the provider checking?

<p>Shortened QT interval (D)</p> Signup and view all the answers

Which combination of blood test results would be most indicative of primary hyperparathyroidism?

<p>High PTH, high serum calcium, low fasting phosphorus (C)</p> Signup and view all the answers

A patient is diagnosed with primary hyperparathyroidism. Which physical exam finding would most strongly suggest longstanding hypercalcemia?

<p>Palpable neck mass (B)</p> Signup and view all the answers

A patient diagnosed with primary hyperparathyroidism is being evaluated for surgical intervention. Which of the following is the MOST important factor to consider when determining surgical candidacy?

<p>Severity of symptoms and end-organ damage (B)</p> Signup and view all the answers

A patient who underwent parathyroidectomy for primary hyperparathyroidism develops numbness and tingling around the mouth postoperatively. Which lab abnormality is most likely responsible for these symptoms?

<p>Hypocalcemia (C)</p> Signup and view all the answers

Which physical exam finding is most suggestive of long-standing hypercalcemia due to hyperparathyroidism?

<p>Band keratopathy on the temporal borders of the cornea (D)</p> Signup and view all the answers

Which of the following diagnostic tests is MOST important in assessing the skeletal impact of hyperparathyroidism and guiding treatment decisions?

<p>Bone mineral density (BMD) assessment at a cortical bone site and lumbar spine/hip (A)</p> Signup and view all the answers

A patient is suspected of having primary hyperparathyroidism. Which of the following blood test panels is most appropriate to confirm the diagnosis and evaluate related complications?

<p>PTH assay, serum calcium, creatinine, albumin, 25-hydroxyvitamin D, fasting phosphorus (B)</p> Signup and view all the answers

A patient diagnosed with primary hyperparathyroidism asks about treatment options. What is the MOST appropriate initial response regarding management?

<p>The primary treatment for primary hyperparathyroidism is surgical removal of the affected parathyroid gland(s). (D)</p> Signup and view all the answers

Which combination of findings would MOST strongly suggest primary hyperparathyroidism rather than a secondary cause?

<p>Elevated PTH, high serum calcium, and low 25-hydroxyvitamin D (A)</p> Signup and view all the answers

A 60-year-old woman is diagnosed with primary hyperparathyroidism. Her serum calcium is mildly elevated, and she is asymptomatic. Her bone mineral density T-score at the hip is -2.0. What is the MOST appropriate initial management?

<p>Surgical parathyroidectomy (C)</p> Signup and view all the answers

Following parathyroidectomy for primary hyperparathyroidism, a patient develops muscle cramps and perioral numbness. Which electrolyte abnormality is MOST likely causing these symptoms?

<p>Hypocalcemia (B)</p> Signup and view all the answers

A patient with primary hyperparathyroidism is being evaluated prior to parathyroidectomy. Which additional diagnostic test would be MOST helpful in localizing the hyperfunctioning parathyroid gland?

<p>Sestamibi scan (A)</p> Signup and view all the answers

A patient is found to have primary hyperparathyroidism secondary to a parathyroid adenoma. Aside from PTH and calcium levels, which of the following lab values may also be elevated?

<p>Alkaline phosphatase (D)</p> Signup and view all the answers

A patient presents with numbness and tingling around the mouth and fingertips, and carpopedal spasm. Which condition is MOST likely suspected?

<p>Hypoparathyroidism (D)</p> Signup and view all the answers

When evaluating a patient for suspected hypoparathyroidism, which initial laboratory tests are MOST essential?

<p>PTH assay, serum calcium, and fasting phosphorus (A)</p> Signup and view all the answers

A patient with suspected hypoparathyroidism exhibits a positive Chvostek’s sign. What does this clinical finding indicate?

<p>Hypocalcemia (B)</p> Signup and view all the answers

Which of the following diagnostic tests is MOST appropriate to assess the skeletal effects of hyperparathyroidism?

<p>Bone mineral density assessment (C)</p> Signup and view all the answers

A patient is diagnosed with hypoparathyroidism and requires management. Which of the following medications is LEAST likely to be used in the routine outpatient management of this condition?

<p>Parenteral PTH (A)</p> Signup and view all the answers

A patient presents with perioral paresthesias and muscle cramping. Which physical exam finding would further support a diagnosis of hypoparathyroidism?

<p>Trousseau's sign (B), Chvostek's sign (C)</p> Signup and view all the answers

Which of the following laboratory findings is MOST consistent with a diagnosis of hypoparathyroidism?

<p>Decreased PTH, decreased serum calcium (D)</p> Signup and view all the answers

What is the MOST appropriate initial management strategy for a patient presenting with acute, symptomatic hypocalcemia secondary to hypoparathyroidism?

<p>Intravenous calcium gluconate (C)</p> Signup and view all the answers

A patient with postsurgical hypoparathyroidism is being discharged home. Which of the following medications is MOST appropriate for long-term management?

<p>Oral calcium and vitamin D supplementation (A)</p> Signup and view all the answers

A patient with hypoparathyroidism is also taking digoxin for atrial fibrillation. What electrolyte imbalance associated with hypoparathyroidism could potentiate digoxin toxicity?

<p>Hypocalcemia (C)</p> Signup and view all the answers

Which diagnostic test is LEAST useful in the initial evaluation of a patient with suspected hypoparathyroidism?

<p>Renal ultrasound (A)</p> Signup and view all the answers

When should all patients with suspected parathyroid disorders be referred to a specialist?

<p>As soon as hypoparathyroidism is suspected. (C)</p> Signup and view all the answers

How do Thiazide diuretics play a role in the management of hypoparathyroidism?

<p>They reduce calcium excretion. (C)</p> Signup and view all the answers

A patient with long-standing hypoparathyroidism controlled with calcium and vitamin D supplementation presents with new onset kidney stones. Which of the following is the MOST appropriate next step in management?

<p>Refer patient for renal ultrasound, consider reducing calcium and vitamin D supplementation (D)</p> Signup and view all the answers

Which EKG change is most concerning in a patient presenting with severe, symptomatic hypocalcemia due to hypoparathyroidism?

<p>Prolonged QTc interval (C)</p> Signup and view all the answers

A patient presents with perioral numbness and muscle spasms. Which physical exam finding would MOST strongly suggest hypoparathyroidism?

<p>Positive Chvostek's sign (A)</p> Signup and view all the answers

What is the MOST important lab to initially order when evaluating a patient for possible hypoparathyroidism?

<p>Second- or third-generation PTH assay (B)</p> Signup and view all the answers

Which diagnostic test is LEAST useful in evaluating a patient with suspected hypoparathyroidism?

<p>Renal Ultrasound (C)</p> Signup and view all the answers

A patient is diagnosed with hypoparathyroidism. Which of the following treatments directly addresses the underlying hormone deficiency?

<p>Parenteral PTH (D)</p> Signup and view all the answers

A patient with hypoparathyroidism is experiencing recurrent muscle cramping and tetany. Besides calcium and vitamin D supplementation, which medication class might be considered as an adjunct therapy?

<p>Thiazide diuretics (A)</p> Signup and view all the answers

An ECG is ordered as part of the evaluation for suspected hypoparathyroidism. What ECG finding would most strongly suggest hypocalcemia?

<p>Prolonged QT interval (B)</p> Signup and view all the answers

Why is it important to measure serum albumin when evaluating a patient for hypoparathyroidism?

<p>Albumin binds calcium, affecting interpretation of total calcium levels. (A)</p> Signup and view all the answers

A patient presents with signs and symptoms suggestive of hypoparathyroidism. After initial lab work, when is a specialist referral MOST appropriate?

<p>Referral is indicated for all suspected cases of parathyroid disorders. (A)</p> Signup and view all the answers

A patient with postsurgical hypoparathyroidism is being discharged on calcium and vitamin D supplements. What additional counseling point is MOST important to prevent long-term complications?

<p>Regular monitoring of serum calcium and creatinine levels. (C)</p> Signup and view all the answers

A patient with hypoparathyroidism and persistent hypocalcemia despite oral calcium and vitamin D supplementation is being considered for parenteral PTH therapy. Which factor is MOST important to assess prior to initiating this therapy?

<p>Renal function and serum creatinine (A)</p> Signup and view all the answers

A patient presents with muscle cramps and perioral numbness. Which physical exam finding would MOST strongly suggest hypoparathyroidism?

<p>Positive Chvostek's sign (C)</p> Signup and view all the answers

Which of the following diagnostic tests is used to evaluate a patient for hyperparathyroidism?

<p>Renal ultrasound (A)</p> Signup and view all the answers

A patient with hypoparathyroidism is being managed with calcium and vitamin D supplementation. What additional medication might be considered, particularly if the patient is experiencing persistent hypocalcemia despite initial treatment?

<p>Parenteral parathyroid hormone (PTH) (B)</p> Signup and view all the answers

Which of the following serum lab values would be expected in a patient with hypoparathyroidism?

<p>Decreased serum calcium and elevated phosphate (B)</p> Signup and view all the answers

A patient presents with signs and symptoms suggestive of hypoparathyroidism. After initial laboratory evaluation, which specialist referral is MOST appropriate?

<p>Endocrinologist (C)</p> Signup and view all the answers

A patient with hypoparathyroidism is at risk for developing which of the following life-threatening complications if left untreated?

<p>Cardiac arrhythmias (B)</p> Signup and view all the answers

Besides calcium and Vitamin D supplementation, what other medication used for hypertension can be helpful in the management of hypoparathyroidism?

<p>Thiazide diuretics (D)</p> Signup and view all the answers

A patient is being evaluated for possible parathyroid dysfunction. If hyperparathyroidism is suspected, what is the most appropriate initial imaging study to assess for skeletal involvement?

<p>Bone mineral density (BMD) assessment of a cortical bone site and lumbar spine/hip (A)</p> Signup and view all the answers

During the evaluation of a patient with suspected hypoparathyroidism, which concurrent lab abnormality should be considered to ensure accurate interpretation of serum calcium levels?

<p>Albumin (B)</p> Signup and view all the answers

Besides perioral and digital paresthesias, what other signs/symptoms are associated with hypoparathyroidism?

<p>Seizures (B)</p> Signup and view all the answers

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Study Notes

  • Adrenal gland disorders stem from imbalances in hormone production
  • Imbalances affect glucocorticoids, including cortisol and corticosterone
  • Imbalances affect mineralocorticoids like aldosterone and androgen hormones such as DHEA and androstenedione
  • Imbalances result from changes in the adrenal gland itself
  • Hypothalamic or pituitary gland dysfunction can also cause imbalances
  • Exogenous administration of hormones can lead to adrenal gland disorders
  • Adrenal gland disorders are marked by inadequate or excessive amounts of hormones
  • Diagnostic tests include adrenal antibody studies
  • Diagnostic tests include rule out TB testing
  • Diagnostic tests include urine cortisol studies
  • Diagnostic tests include serum ACTH
  • Diagnostic tests include urine or serum metanephrines

Addison's Disease Management

  • Acute adrenal crisis is best managed in the hospital
  • Treatment includes intravenous corticosteroids and shock stabilization
  • Chronic adrenal insufficiency can be managed in an outpatient setting
  • Oral hydrocortisone in divided daily doses can help manage chronic adrenal insufficiency
  • A total dose of 20 to 30 mg of hydrocortisone allows restoration of a diurnal pattern

Cushing's Disease Management

  • Daily ketoconazole administration mitigates the impact of cortisol
  • Pituitary tumor resection is a management option

Pheochromocytoma Management

  • Surgical treatment is required
  • Referral and hospitalization are necessary for hypertensive crisis management and surgical intervention

Diabetes Mellitus

  • Diabetes is defined primarily by hyperglycemia levels
  • Hyperglycemia creates a risk of microvascular damage
  • Microvascular damage includes retinopathy, nephropathy, and neuropathy
  • Diabetes is associated with an increased risk of macrovascular complications
  • Macrovascular complications include ischemic heart disease, stroke, and peripheral vascular disease
  • Diagnostic criteria include HbA1C ≥ 6.5%, fasting plasma glucose ≥ 126 mg/dL, or a 2-hour plasma glucose level ≥ 200 mg/dL

Type 1 Diabetes Mellitus

  • Acute symptoms include polyuria, polydipsia, polyphagia, weight loss, blurred vision, and fatigue
  • Signs of ketoacidosis include glycosuria increases, nausea, vomiting, abdominal pain, rapid shallow breathing, hypotension, and dehydration

Type 2 Diabetes Mellitus

  • May initially have no symptoms
  • Other symptoms include polyuria, polydipsia, blurred vision, fatigue, slowly healing wounds, frequent infections or polyphagia, weight loss, and tingling of hands and feet

Diabetes Type Differentiation

  • C-peptide level, GAD-65 autoantibodies, insulin autoantibodies, and islet cell autoantibodies aid differentiation between Type 1 and Type 2 diabetes

Lipid Disorders

  • Lipid disorders are a significant risk factor in the development of atherosclerotic cardiovascular disease (ASCVD)
  • ASCVD remains the leading cause of death in the United States
  • Patients with ASCVD with an LDL-C level of 190 mg/dL or higher should be treated
  • Patients with diabetes mellitus, 40 to 75 years of age, with an LDL-C level ≥ 70 to 189mg/dL should be treated
  • Patients 40 to 75 years of age with an estimated 10-year risk of ASCVD ≥ 7.5% or higher should be treated

Lipid Disorder Diagnostics

  • A fasting lipid panel (total blood cholesterol, LDL-C, HDL, and triglycerides) is recommended for all adults >20 years of age, every 5 years
  • Following the start of lipid-lowering drugs, a second lipid panel should be obtained in 4 to 12 weeks to ensure adherence and efficacy
  • Testing should continue quarterly to yearly; testing frequency is case-dependent

Lipid Disorder Treatment

  • Liver function tests (LFTs) are required prior to statin therapy and should be monitored subsequently
  • Emergency department referral is necessary for patients with severe hypertriglyceridemia, elevated liver/pancreatic enzymes, chest pain, respiratory difficulties, or rhabdomyolysis

Metabolic Syndrome

  • Metabolic syndrome is a group of metabolic risk factors
  • These factors include abdominal obesity, dyslipidemia, and low HDL levels
  • Metabolic syndrome also includes hypertension and insulin resistance
  • Diagnostic criteria includes any three of the following:
  • Elevated waist circumference: greater than 40 inches for men and greater than 35 inches for women
  • Elevated triglyceride levels: 150 mg/dL (1.7 mmol/L) or higher, or specific treatment for this lipid abnormality
  • Reduced HDL cholesterol: below 40 mg/dL (1.0 mmol/L) in males and below 50 mg/dL (1.3 mmol/L) in females, or specific treatment for this lipid abnormality
  • Elevated blood pressure: systolic 130 mm Hg or higher or diastolic 85 mm Hg or higher, or drug treatment of previously diagnosed hypertension
  • Elevated fasting plasma glucose: 100 mg/dL or higher, or drug treatment for elevated glucose
  • Elevated plasminogen activator inhibitor 1 (PAI-1), microalbuminuria, and C-reactive protein (CRP) levels

Metabolic Syndrome Diagnostic Labs

  • Fasting glucose levels
  • Microalbumin levels
  • CRP levels

Metabolic Syndrome Management

  • Treatment of risk factors is crucial
  • Weight reduction is recommended
  • Exercise: Aim for 30 minutes, 5 days per week

Metabolic Syndrome Pharmacotherapy

  • Antihypertensives are indicated when necessary
  • Lipid-lowering medications are indicated when necessary
  • Aspirin may be prescribed
  • Antidiabetic medications are indicated when necessary

Metabolic Syndrome Physician Consultation

  • Necessary when hypertension or dyslipidemia is resistant to therapy
  • Necessary when very high triglyceride levels can provoke an acute episode of pancreatitis

Hyperparathyroidism

  • Inappropriate secretion of PTH in the setting of hypercalcemia
  • Appropriately increased secretion of PTH in the setting of low or normal serum calcium concentration can be caused by vitamin D deficiency or renal failure
  • Tertiary hyperparathyroidism is a prolonged secondary hyperparathyroidism in which hypercalcemia develops
  • Primary physical symptoms include weakness, eHTN, kidney stones, and osteoarthritic findings
  • Primary sensory symptoms include depression, intellectual weariness, cognitive impairment, loss of initiative, anxiety, irritability, and insomnia
  • Chronic Kidney Disease (CKD) can cause hyperparathyroidism
  • Physical exam findings include:
  • Band keratopathy on the temporal borders of the cornea
  • Bone tenderness in the tibia and sternum
  • Palpable neck mass
  • Diagnostic tests include:
  • Bone mineral density assessment of a cortical bone site, lumbar spine, and hip
  • Renal ultrasound
  • ECG
  • Blood tests include:
  • PTH second- or third-generation assay
  • Serum calcium, creatinine, and albumin
  • 25-hydroxyvitamin D
  • Fasting phosphorus
  • Management of primary hyperparathyroidism is surgery

Hypoparathyroidism

  • Clinical presentation ranges from perioral and digital paresthesias to life-threatening cardiac arrhythmias, seizures, and laryngospasm
  • Signs include Chvostek’s sign and Trousseau’s sign
  • Management includes parenteral PTH and thiazides
  • Specialist referral is indicated for all suspected cases of parathyroid disorders

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Description

Adrenal gland disorders stem from imbalances in hormone production, including glucocorticoids, mineralocorticoids, and androgen hormones. These imbalances result from adrenal gland changes, hypothalamic or pituitary dysfunction. Exogenous administration of hormones can also result in adrenal gland disorders.

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