Question 337 · LEK · Diabetes insipidus
Indicate the possible reason for the presence of a persistently low urine specific gravity during properly conducted dehydration tests:
- A. central diabetes insipidus.
- B. nephrogenic diabetes insipidus.
- C. psychogenic polydipsia.
- D. A and B are correct.
- E. A and C are correct.
Hint
During water deprivation, which conditions cannot concentrate urine, and in which is the concentrating mechanism intact?
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