Test Overview
Test Methodology
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Test Usage
Ancillary test for congenital adrenal hyperplasia (CAH), particularly in situations in which a diagnosis of 21-hydroxylase and 11-hydroxylase deficiency have been ruled out; for confirming a diagnosis of 3-b-hydroxydehydrogenase (3-b-HSD) deficiency and 17-alphahydroxylase deficiency; and as part of a battery of tests to evaluate females with hirsutism or infertility, both of which can result from adult-onset CAH.
Reference Range *
Age and sex specific reference ranges provided with report.
Test Details
Days Set Up
Monday, Tuesday, Thursday
Analytic Time
3-7 days
Soft Order Code
17PRG
MiChart Code
17 Hydroxy Pregnenolone, serum
Synonyms
- 17 Hydroxypregnenolone
- 17-OH Pregnenolone
- Hydroxypregnenolone, 17-
- HYPL
- 17 HYDROXY PREGNENOLONE
- 17PRG
Laboratory
Sendout
Reference Laboratory
Mayo 17OHP (81151)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in a red top or SST tube. Centrifuge, aliquot serum into a plastic vial and freeze.
Normal Volume
1 mL serum
Minimum Volume
0.5 mL serum
Additional Information
Test sent to Mayo Medical Laboratories.
Billing
CPT Code
84143
Fee Code
20455
LOINC
6765-2