ABIM Endocrinology
ABIM Endocrinology, Diabetes, and Metabolism
Abim Endocrinology ElectrolytesEnglish
Exam overviewPractice session
A 38-year-old man has a serum sodium of 118 mEq/L. He is euvolemic. Serum osmolality is 255 mOsm/kg, urine osmolality 450 mOsm/kg, urine sodium 60 mEq/L. Thyroid and adrenal function are normal. What is the most likely diagnosis?
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