|Test||CONGENITAL ADRENAL HYPERPLASIA (CAH) PROFILE FOR 21-HYDROXYLASE DEFICIENCY|
|Methodology||Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)|
|Description||Preferred screening test for CAH that is caused by 21-hydroxylase deficiency.
Also useful as part of a battery of tests to evaluate females with hirsutism or infertility, which can result from adult-onset of CAH.
|Specimen||Draw blood in a plain, red-top tube(s). Spin down and send 0.6 mL
(minimum 0.25mL) of serum refrigerated. Morning (8 a.m.) and afternoon (4 p.m.) specimens are preferred.
Note: 1. Include time of draw on request form.
2. If multiple specimens are drawn, send
separate request form for each specimen.
|Analytic Time||2 Days|
|Day(s) Test Set Up||Monday, Wednesday, Friday|
82533 Cortisol total
83498 Hydroxyprogesterone, 17-d