Test Overview

Test Methodology

Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)

Test Usage

Monitoring patients receiving 5 alpha reductase inhibitor therapy or chemotherapy and evaluating patients with possible 5 alpha reductase deficiency.

Reference Range*

Age 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 Test Performed

Monday, Wednesday

Analytic Time

2 - 6 days

Soft Order Code

DHTS

MiChart Code

Dihydrotestosterone

Synonyms

Synonyms

Allodihydrotestosterone
DHTS
Androstanalone
DIHYDROTESTOSTERONE
5 Alpha Reductase Deficiency

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Laboratory

Sendout

Laboratory Reference

Mayo DHTS (81479)

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Specimen Requirements

Offsite Collection Instructions

Collect blood in a red top or SST tube. Centrifuge, aliquot serum into plastic vial and refrigerate.

Container

Yellow Top Tube
Red Top Tube

Normal Volume

1 mL serum

Minimum Volume

0.6 mL serum

Additional Information

Test sent to Mayo Medical Laboratories.

Billing Information

Fee Codes


CPT Code

82642

LOINC

1848-1

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