Which diagnostic test is commonly used to differentiate between central and nephrogenic diabetes insipidus?
Water deprivation test.
Blood glucose test.
Thyroid function test.
Serum creatinine test.
The Correct Answer is A
The water deprivation test is commonly used to differentiate between central and nephrogenic diabetes insipidus. It involves withholding fluids and monitoring urine output and concentration.
Incorrect choices:
b. This choice is incorrect. A blood glucose test is used to diagnose and monitor diabetes mellitus, not diabetes insipidus.
c. This choice is incorrect. A thyroid function test is not directly related to the diagnosis of diabetes insipidus.
d. This choice is incorrect. A serum creatinine test assesses kidney function but is not specific to diabetes insipidus diagnosis.
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Related Questions
Correct Answer is B
Explanation
Polyuria, or excessive urine output, is a hallmark clinical manifestation of diabetes insipidus. Clients with diabetes insipidus produce large volumes of dilute urine.
Incorrect choices:
a. This choice is incorrect. Polyphagia refers to excessive hunger and is not a characteristic symptom of diabetes insipidus.
c. This choice is incorrect. Polydipsia refers to excessive thirst and is often present in diabetes mellitus, not diabetes insipidus.
d. This choice is incorrect. Polydyspnea refers to difficulty breathing and is not associated with diabetes insipidus.
Correct Answer is A
Explanation
The water deprivation test is commonly used to differentiate between central and nephrogenic diabetes insipidus. It involves withholding fluids and monitoring urine output and concentration.
Incorrect choices:
b. This choice is incorrect. A blood glucose test is used to diagnose and monitor diabetes mellitus, not diabetes insipidus.
c. This choice is incorrect. A thyroid function test is not directly related to the diagnosis of diabetes insipidus.
d. This choice is incorrect. A serum creatinine test assesses kidney function but is not specific to diabetes insipidus diagnosis.
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