Metabolic and Endocrine Emergencies

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Questions and Answers

In the state of starvation, the body will convert these free fa y acids into ketones. Amazingly, even without insulin, the body can utilize the ketones as an energy source.

False (B)

Which of the following is a diabetogenic hormone

  • Glucagon (correct)
  • Cortisol (correct)
  • Catecholamines (correct)
  • Growth hormone (correct)

Diabetes mellitus in dogs most often occurs from _______ of age

  • 4-14 years (correct)
  • 7-20 years
  • 15-20 years
  • 4-10 years

Diabetes is more common in certain breeds, such as

<p>Poodles (A), Dachshunds (B), Beagles (C), Miniature schnauzers (D)</p> Signup and view all the answers

Diabetes mellitus can be diagnosed at any age in the cat; however, most are 10 years of age or older

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

Common signs are polyuria, polydipsia, weight loss and muscle wasting

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

A DKA patient will present with varying degrees of weakness, depression to stupor, tachypnea or Kussmaul respirations, anorexia, vomiting, and acetone smell to the breath

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

The major focus of the treatment of DKA involves fluid therapy and providing sufficient amounts of insulin to stabilize the patient’s metabolic condition.

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

In DKA fluid deficits should be replaced over ____ in addition to maintenance fluids, plus ongoing losses.

<p>48 hours (A)</p> Signup and view all the answers

Fluid therapy should be instituted for __________ before initiating insulin therapy in the DKA patient.

<p>4 to 6 hours (A)</p> Signup and view all the answers

The initial insulin therapy of choice is ________________

<p>Regular insulin (Toronto) IV or intramuscular (IM) (A)</p> Signup and view all the answers

Insulin is damaged by ultraviolet (UV) light and should be covered with UV protective bags (tinfoil also is effective), and fresh infusions should be made every 12 hours.

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

Care must be taken not to lower glucose levels too rapidly

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

Rapid changes in serum glucose concentrations cause marked reductions in the osmolality of the blood. With the idiogenic osmoles present, the brain then may become hyperosmolar to the plasma, what can this cause

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

Cerebral edema can lead to which of the following

<p>Coma (C), Death (D), Seizures (A)</p> Signup and view all the answers

Cerebral edema should be treated with

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

Once the patient has been stabilized and begins eating, shorter-acting insulin can be used

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

When should bottles of insulin be discarded

<p>After a maximum of 3 months (A)</p> Signup and view all the answers

_______ supplementation is required in all DKA patients

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

Potassium levels will not normalize in the presence of hypomagnesemia. Potassium supplementation should be administered cautiously in patients with oliguria or anuria, hyperkalemia, hypocalcemia, or hyperphosphatemia.

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

In DKA phosphate levels should be checked every ________ throughout treatment

<p>8-12 hrs (A)</p> Signup and view all the answers

Phosphate supplementation should be avoided in patients with

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

DKA patients should be weighed twice daily

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

A deficiency in the production of mineralocorticoids (primarily aldosterone), glucocorticoids (primarily cortisol), or both, by the adrenal glands.

<p>Hypoadrenocorticism (A), Addisons disease (B)</p> Signup and view all the answers

Destruction of the adrenal gland by immune-mediated causes is the likely etiology of most cases of

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

Decreased production of adrenocorticotropic hormone (ACTH) by the pituitary gland, causes glucocorticoid deficiency only.

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

Important in regulating body electrolyte status.

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

GI integrity and prevention of shock are primary functions of ________

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

Most common signs in the dog are anorexia, vomiting, lethargy or depression, an weakness

<p>Hypoadrenocorticism (A), Hypoglycemia (C)</p> Signup and view all the answers

Dogs in ____________ often arrive at the clinic depressed and dehydrated. They have pale, tacky oral mucous membranes with slow capillary refill time, or they may present with hyperemic mucous membranes with a fast capillary refill time.

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

Primary goal of treating Addisonian crisis

<p>All of the above apply (D)</p> Signup and view all the answers

The most life-threatening concerns in patients with addisonian crisis.

<p>Hypovolemia (A), Shock (B)</p> Signup and view all the answers

If hypoalbuminemia exists, then the calcium concentrations may be artificially low and should be corrected

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

The most common cause of persistent hypercalcemia is

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

Potentially any neoplastic disorder could cause hypercalcemia. Other important “rule outs” include

<p>Renal insufficiency (A), Primary hyperparathyroidism (B), Hypoadrenocorticism. (C)</p> Signup and view all the answers

Hypercalcemia affects primarily four body systems:

<p>(1) renal, (2) GI, (3) neuromuscular, and (4) cardiovascular (A)</p> Signup and view all the answers

On physical examination, large kidneys would suggest the kidney disease has been chronic (CKD) and may be the cause of the hypercalcemia

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

Anorexia, vomiting, and constipation are most commonly reported

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

Careful palpation of the lymph nodes and abdomen is important in the hypercalcemic patient.

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

Hypophosphatemia or low-normal phosphorous levels are most commonly seen with

<p>Primary hyperparathyroidism (A), Malignancy (B)</p> Signup and view all the answers

Treatment of hypercalcemia focuses primary on

<p>Removing or treating the underlying cause (A), Volume expansion (B)</p> Signup and view all the answers

Fluid type that should not be given to patients with hypercalcemia

<p>Fluids containing calcium (A), LRS (B)</p> Signup and view all the answers

Diuretic that should not be used following rehydration and volume expansion in patients with hypercalcemia

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

Hypocalcemia is the state of decreased serum total calcium concentration. If ____ exists, then the calcium concentrations should be corrected to confirm if hypocalcemia is rea

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

Other common cause of hypocalcemia include

<p>Chronic and acute kidney disease of injury (A), Puerperal tetany (eclampsia) (C), Acute pancreatitis (D)</p> Signup and view all the answers

Hypocalcemia caused solely by __________ does not require treatment

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

Calcium ______ is preferred because it causes much less vessel irritation and is not caustic if extravasation occurs

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

Increased RBC mass (i.e., polycythemia) causes ______ by overuse of glucose to support the metabolic needs of the RBCs.

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

Nervous tissue relies on glucose as its primary energy source

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

Typical signs include lethargy, depression, ataxia, paraparesis, and, in some cases, seizures.

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

Flashcards

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