JOHN H. DIXON JR., M.D.; LAURENCE A. GROSSMAN, M.D.
To the editor: We read with interest in the January issue the first description of an association between hypercalcemia and idiopathic hypertrophic subaortic stenosis (Ann Intern Med 88:57-58, 1978).
We recently evaluated a 64-year-old white woman with presyncope. She was found to have hypertrophic cardiomyopathy both echocardiographically and by cardiac catheterization. Metabolic bone disease was discovered radiographically, and on repeat serum calcium measurement she had values ranging from high normal to mildly elevated range. Serum parathyroid hormone levels were elevated, and surgical exploration of the neck revealed an 8.1-g parathyroid adenoma.
This fascinating coexistence should be reported when it is
DIXON JH, GROSSMAN LA. Hypertrophic Subaortic Stenosis and Hypercalcemia. Ann Intern Med. ;88:576. doi: 10.7326/0003-4819-88-4-576_1
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Published: Ann Intern Med. 1978;88(4):576.
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