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Identifies the source of excessive androgen; aids in the evaluation of androgen excess (hirsutism and/or virilization), including Stein-Leventhal syndrome and adrenocortical diseases, including congenital adrenal hyperplasia and adrenal tumor. DHEA-S is not increased with hypopituitarism. It is low in Addison disease.
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
0.1 mL (Note: This volume does not allow for repeat testing.)
Serum must be separated from cells within two hours of venipuncture. Submit serum in a plastic transport tube.
Freeze. Stable at room temperature or refrigerated for seven days. Stable for two years frozen.
This assay is performed at Endocrine Sciences and allows for extended 90-day specimen storage.