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.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

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-
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
NY State Approved
No