Dihydrotestosterone DHT

Synonyms

Allscripts (AEHR) Order Name

Dihydrotestosterone, Serum

Sunrise Clinical Manager (SCM) Order Name

Dihydrotestosterone, Serum

EPIC Order Name

Dihydrotestosterone (DHT)

Clinical Info

Dihydrotestosterone and dihydrotestosterone/ratio may be used for differential diagnosis of diseases of sexual differentiation (DSD). DHT levels may be inappropriately low compared to testosterone levels in 5a-reductase deficiency. It is recommended by guidelines to measure the ratio of testosterone to DHT.
DHT levels may also be monitored to follow the effectiveness of 5a-reductase inhibitor tesatment in female alopecia.

Specimen Type

Blood

Container

Gold Top Tube

Collection Instructions

Containter/Tube: Gold top tube
Specimen: 1 ml serum (0.5mL min-this does not allow for repeat tetsing)
Transport Temperature:  Frozen
Stability: 7 Days Room Temperatur and Refrigertated
               19 Months Frozen

Transport Instructions

Frozen

Specimen Stability

7 Days Room Temperatur and Refrigertated
               19 Months Frozen

Methodology

High-pressure liquid chromatography (HPLC) with tandem mass spectrometry

Days Performed

TAT 6-11 Days

Performing Laboratory

Labcorp-Esoterix

CPT

82642 LOINC Code 1848-1

PDM

5902370

Result Interpretation

See Report

Forms