A 27-Year-Old Woman with Nausea, Vomiting, Confusion, and Hyponatremia

A 27-year-old woman presented with nausea, vomiting, and confusion. She was unable to answer questions and had a blood pressure of 73/54 mm Hg; laboratory testing revealed a blood sodium level of 104 mmol per liter. Diagnostic tests were performed.

This case was presented at Medicine Case Conference.

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No potential conflict of interest relevant to this article was reported.
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From the Departments of Medicine (A.N., L.A.) and Pathology (A.S.D.), Massachusetts General Hospital, and the Departments of Medicine (A.N., L.A.) and Pathology (A.S.D.), Harvard Medical School — both in Boston.