Calin G. Antonescu, MD; A. Sidney Barritt III, MD
To the Editor: Several studies have shown that potassium chloride is capable of producing mucosal lesions of the upper gastrointestinal tract. We report the case of a patient who, in the depths of depression, ingested an overdose of potassium chloride. He developed gastric outlet obstruction as a late complication. A 27-year-old man attempted suicide by ingesting 50 tablets of potassium chloride, 14 tablets of doxylamine, and 4 tablets of acetaminophen. At admission to the emergency room 1 hour after ingestion, his physical examination was normal. Laboratory data showed hyperkalemia, but all other studies, including the electrocardiogram, were normal. During his
Antonescu CG, Barritt AS. Potassium Chloride and Gastric Outlet Obstruction. Ann Intern Med. ;111:855–856. doi: 10.7326/0003-4819-111-10-855
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Published: Ann Intern Med. 1989;111(10):855-856.
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