3 Months Of Progressive in Medicine / Internal Medicine — 30yo Man | Endocrinology | SMLE Q#17730
SMLE Question #17730
Medicine / Internal Medicine
Endocrinology
Objective: OBJ-ADDISON-DOSE-1
Last updated: February 2026
A 30-year-old man presents to an outpatient clinic with 3 months of progressive polyuria and polydipsia and mild unintentional weight loss. He is not taking diuretics and has no history of lithium use. He reports a first-degree relative with diabetes diagnosed in childhood. Examination shows mild dehydration; the remainder is normal. Which of the following is the most likely diagnosis explaining his current presentation?
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