22 Questions
What is the primary goal of monitoring hourly urine output and specific gravity in the acutely ill patient?
To assess fluid volume status and prevent dehydration
What is the mechanism of action of indomethacin in the treatment of nephrogenic diabetes insipidus?
It increases the sensitivity of the kidneys to ADH
What is the recommended daily sodium intake to help decrease urine output in nephrogenic diabetes insipidus?
Less than 3g/day
What is the hormone replacement of choice for central diabetes insipidus?
Desmopressin (DDAVP)
What is the primary goal of administering thiazide diuretics in the treatment of nephrogenic diabetes insipidus?
To decrease urine output
What is the primary cause of fluid and electrolyte imbalances in Diabetes Insipidus?
Deficient production or secretion of antidiuretic hormone (ADH)
Which type of Diabetes Insipidus is caused by a decreased response to antidiuretic hormone (ADH) in the kidney?
Nephrogenic Diabetes Insipidus
What is the most common cause of Central Diabetes Insipidus?
Brain tumor
Which type of Diabetes Insipidus is associated with a psychologic disorder?
Psychogenic Diabetes Insipidus
What is the result of deficient production or secretion of antidiuretic hormone (ADH) in Diabetes Insipidus?
Increased urine output and increased plasma osmolality
Which of the following is NOT a cause of Central Diabetes Insipidus?
Lithium therapy
What is the primary purpose of a water deprivation test in diagnosing diabetes insipidus?
To distinguish central DI from nephrogenic DI
What is the expected outcome in a patient with central DI after a water deprivation test?
Urine osmolality increases to 600mOsm/kg
What is the role of desmopressin in diagnosing diabetes insipidus?
It is used to distinguish central DI from nephrogenic DI
What is a therapeutic goal in managing a patient with diabetes insipidus?
Maintaining fluid and electrolyte balance
What is a potential complication of hyperglycemia in a patient with diabetes insipidus?
Osmotic diuresis and fluid loss
What is the primary treatment approach for central diabetes insipidus?
Fluid replacement and hormone therapy
What is the primary characteristic of Diabetes Insipidus (DI)?
Polyuria
What is the typical daily urine output in a patient with Diabetes Insipidus?
2-20L/day
What is the characteristic of the urine in a patient with Diabetes Insipidus?
Low specific gravity
Which of the following is NOT a characteristic of Diabetes Insipidus?
Hypoglycemia
What is the primary distinction between Diabetes Insipidus and Diabetes Mellitus?
Blood glucose levels
Test your knowledge on the care of acutely ill patients, including monitoring vital signs, managing fluid volume status, and treating diabetes insipidus (DI) with hormone replacement therapy. Learn about desmopressin and other ADH replacement drugs, as well as dietary measures for nephrogenic DI.
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