Test Entry - Detail

Testosterone (LCMS)

General

Clinical Use:

Availability:

Samples are batched and tested twice a week.

Aliases/Synonyms:

LCMS Testosterone,

Code:

TXX

Handling Instructions (to laboratory):

Send sample chilled.

Hyperlink:

Reference Interval:

Male
0d to <5d                0.4-10
5d to <10d               0.3-4.0
10d to <61d              0.4-10
61d to <5m               0.3-4.0
5m to <1y                <1.0
1y to <10y               <0.5
10y to <12y              0.1-5.7
12y to <14y              0.1-21
14y to <16y              1.1-25
16y to <18y              5.5-29
18y to <120y             8-35

Female (non-pregnant)
0d to <7d                0.1-1.0
7d to <6m                <0.5
6m to <2y                <0.3
2y to <8y                <0.4
8y to <10y               <0.6
10y to <12y              0.1-1.1
12y to <14y              0.2-1.7
14y to <16y              0.2-1.9
16y to <18y              0.3-2.0
18y to <120y             <2.0

Tanner stage
               male                       female
1              <0.6                       <0.6
2              0.1-10                     0.2-1.4
3              0.3-29                     0.3-2.2
4              5.6-29                     0.4-2.1
5              5.6-29                     0.4-2.1

Ref ARUP LCMS 2013 plus PathWest review 2016.

Collection Requirements

Container:

Serum, no gel (RED),

Sample Type:

See container

Minimum Collection Volume:

0.5mL

Collection Instructions:

If a dexamethasone suppression test is requested at the same time, collect the testosterone on day one and schedule the dexamethasone suppression test for day 2.

Processing Requirements

Alternate Containers:

Processing Instructions:

If a sample other than serum non-gel is received, please forward sample to the testing department to determine sample suitability.

Minimum Assay Volume:

100uL

Stability:

2 weeks chilled; 6 months frozen

Transport Instructions (to testing laboratory):

Send sample chilled.

Testing Locations

Performed at:

Section	Department	Site	Contact Phone
HPLC/LCMS	Biochemistry	Fiona Stanley Hospital	6152 2396
Special Chemistry	Biochemistry	QEII Medical Centre	6383 4114

Last Updated : 11-05-2023 13:19