Which diagnostic test measures the concentration of electrolytes, such as sodium and potassium, in the blood and may reveal abnormalities related to fluid and electrolyte balance in diabetes insipidus?
Glucose tolerance test.
Serum electrolyte panel.
Water deprivation test.
Desmopressin stimulation test.
The Correct Answer is B
A serum electrolyte panel measures the concentration of various electrolytes in the blood and can reveal abnormalities related to fluid and electrolyte balance, which may be present in diabetes insipidus.
Incorrect choices:
a. This choice is incorrect. The glucose tolerance test is used to diagnose diabetes mellitus, not diabetes insipidus.
c. This choice is incorrect. The water deprivation test is used to diagnose diabetes insipidus and assess the ability of the kidneys to concentrate urine.
d. This choice is incorrect. The desmopressin stimulation test involves administering synthetic ADH to differentiate between central and nephrogenic diabetes insipidus.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Desmopressin (DDAVP) is typically taken orally with a full glass of water to ensure proper absorption and effectiveness. It is important to maintain adequate hydration.
Incorrect choices:
b. This choice is incorrect. Desmopressin is commonly administered orally, intranasally, or subcutaneously, but not via intramuscular injection.
c. This choice is incorrect. Monitoring blood glucose levels is important for clients with diabetes mellitus, not diabetes insipidus.
d. This choice is incorrect. There is no specific indication to limit dietary fiber intake for clients with diabetes insipidus.
Correct Answer is B
Explanation
Hypernatremia, or elevated sodium levels, is a common laboratory finding in clients with diabetes insipidus due to the excessive loss of water in urine.
Incorrect choices:
a. This choice is incorrect. Elevated urine specific gravity is not typically seen in diabetes insipidus; instead, urine specific gravity is often diluted.
c. This choice is incorrect. Low serum osmolality is not characteristic of diabetes insipidus, which is associated with concentrated serum.
d. This choice is incorrect. Hypouricemia refers to low levels of uric acid and is not directly related to diabetes insipidus.
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