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Medical Term:

17-ketogenic steroid assay


an infrequently performed colorimetric test based on the Zimmermann reaction, which indicates metabolites or adrenal and testicular steroids excreted as 17-ketones in the urine; values increase most in association with adrenocortical tumors, decrease value in Addison disease or in panhypopituitarism.

Synonym(s): ketogenic corticoids test

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