CARL S. GOLDSTEIN, M.D.; SETH BRAUNSTEIN, M.D., Ph.D.; STANLEY GOLDFARB, M.D.
To the editor: We previously described the case of an 88-year-old man with the syndrome of inappropriate antidiuretic hormone secretion (SIADH), without any associated disease (1). On the basis of 17 months of follow-up, we advocated that this patient had a truly idiopathic form of SIADH, expressed as chronic, asymptomatic, hypotonic hyponatremia.
We are writing to extend this observation, now after a follow-up of 3 years. The patient remains hyponatremic, with serum sodium concentrations ranging from 122 to 132 meq/L. Since our original report, he has had cystoscopy to evaluate incontinence, but the test revealed no malignancy. Esophagogastroscopy was done
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GOLDSTEIN CS, BRAUNSTEIN S, GOLDFARB S. Syndrome of Inappropriate Antidiuretic Hormone Secretion in Advanced Age. Ann Intern Med. 1985;102:563. doi: 10.7326/0003-4819-102-4-563_1
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Published: Ann Intern Med. 1985;102(4):563.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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