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Medical Term:

17-hydroxycorticosteroid test


a test, dependent on the Porter-Silber reaction, that is used as a measure of adrenocortical function and is performed on urine. Low values are seen in Addison disease and hypopituitarism; high values are seen in Cushing syndrome and extreme stress.

Synonym(s): 17-OH-corticoids test, Porter-Silber chromogens test

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