Testosterone, total

Collection Requirements

Source: blood
Container: Red
Volume: 2 mL in vacutainer

Turn Around Time

3-7 days
Testing performed Mondays and Thursdays
Must be received in the Toxicology lab by 7:00 a.m. to be included in the batch

Availability

Routine

Lab Processing Instructions

Specimen: serum
Spin, separate, and freeze

Performing Laboratory

Adele Hall

Adele Hall Lab Section

Biochemical Genetics

Instrumentation/Methodology

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

Reference Ranges

MALE

Age	Reference Range (ng/dL)
0-5 months	75 - 400
6 months - 9 months	<7 - 20
10-11 years	<7 - 130
12-13 years	<7 - 800
14 years	<7 - 1200
15-16 years	100 - 1200
17-18 years	300 - 1200
>19 years	240 - 950
TANNER STAGES
I (prepubertal)	<7 - 20
II	8 - 66
III	26 - 800
IV	85 - 1200
V (young adult)	300 - 950

FEMALE

Age	Reference Range (ng/dL)
0-5 months	20 - 80
6 months - 9 years	<7 - 20
10-11 years	<7 - 44
12-16 years	<7 - 55
17-18 years	20 - 55
>19 years	8 - 55
TANNER STAGES
I (prepubertal)	<7 - 20
II	<7 - 47
III	17 - 55
IV	20 - 55
V (young adult)	12 - 55

CPT

84403