Abstract
Summary
Tetrahydro S was excreted in amounts ranging from 7 to 44 mg daily in 5 patients with adrenocortical carcinoma exhibiting excessive production of Porter-Silber chromogens. Dihydro S was presumptively identified in the urine of one of these patients. The amount of tetrahydro S in 4 patients with adrenocortical carcinoma with normal levels of Porter-Silber chromogens was likewise normal.
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