82157, 82627, 84403
DHEA-S is the sulfated form of DHEA and is the major androgen produced by the adrenal glands. This test is used in the differential diagnosis of hirsute or virilized female patients and for the diagnosis of isolated premature adrenarche and adrenal tumors. About 10% of hirsute women with Polycystic Ovarian Syndrome (PCOS) have elevated DHEA-S but normal levels of other androgens
Red-top tube. Do not use a gel-barrier tube. The use of gel-barrier tubes is not recommended due to slow absorption of the steroid by the gel.
This test may exhibit interference when sample is collected from a person who is consuming a supplement with a high dose of biotin (also termed as vitamin B7 or B8, vitamin H, or coenzyme R). It is recommended to ask all patients who may be indicated for this test about biotin supplementation. Patients should be cautioned to stop biotin consumption at least 72 hours prior to the collection of a sample.
Transfer separated serum to a plastic transport tube.
|Room temperature||14 days|
|Freeze/thaw cycles||Stable x2|
Gross hemolysis; lipemia; gel-barrier tube
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