86325:TESTOSTERONE FREE, FEMALES OR CHILDREN
Author PeaceHealth Laboratories
 Print View Attached Docs: |
| Methodology: |
High Performance Liquid Chromatography/Tandem Mass Spectrometry (HPLC/MS/MS) |
| Edit Date: |
11/17/2010 |
| Performed: |
Daily |
| Released: |
1-4 days after setup at PeaceHealth Laboratories’ reference lab. |
| CPT Code: |
84402-90 |
| Specimen Collection Details |
| Collection: |
One 7.5 mL serum separator tube (SST). Also acceptable: One 4 mL green top tube (heparin). Specimen should be collected between 6 a.m. and 10 a.m. |
| Handling: |
Centrifuge and separate serum or plasma from cells and immediately pour into a plastic vial. Refrigerate. |
| Stability: |
24 hours ambient, 7 days refrigerated, or 6 months frozen. |
| Standard Volume: |
1 mL serum or plasma. |
| Minimum Volume: |
0.4 mL serum or plasma. |
| Transport: |
Refrigerated. |
| Comments: |
This test is suggested for women and children due to an improved sensitivity of testosterone by LC-MS/MS. Testosterone Free, Females and Children by tandem mass spectrometry, only provides a result for the free testosterone value (pg/mL). |
| Rejection Criteria: |
EDTA plasma. |
|
|
Female Free Testosterone |
|
Male Free Testosterone |
|
|
1-6 years |
<0.6 pg/mL |
1-6 years |
<0.6 pg/mL |
|
7-9 years |
0.6-1.8 pg/mL |
7-9 years |
0.1-0.9 pg/mL |
|
10-11 years |
0.1-3.5 pg/mL |
10-11 years |
0.1-6.3 pg/mL |
|
12-13 years |
0.9-6.8 pg/mL |
12-13 years |
0.5-98.0 pg/mL |
|
14-15 years |
1.2-7.5 pg/mL |
14-15 years |
3.0-138.0 pg/mL |
|
16-17 years |
1.2-9.9 pg/mL |
16-17 years |
38.0-173.0 pg/mL |
|
18-30 years |
0.8-7.4 pg/mL |
18 years and older |
47.0-244.0 pg/mL |
|
31-40 years |
1.3-9.2 pg/mL |
Tanner Stage I |
≤ 3.7 pg/mL |
|
41-51 years |
1.1-5.8 pg/mL |
Tanner Stage II |
0.3-21.0 pg/mL |
|
Postmenopausal |
0.6-3.8 pg/mL |
Tanner Stage III |
1.0-98.0 pg/mL |
|
Tanner Stage I |
<2.2 pg/mL |
Tanner Stage IV
|
35.0-169.0 pg/mL |
|
Tanner Stage II |
0.4-4.5 pg/mL |
Tanner Stage V |
41.0-239.0 pg/mL |
|
Tanner Stage III |
1.3-7.5 pg/mL |
|
|
|
Tanner Stage IV
|
1.1-15.5 pg/mL |
|
|
|
Tanner Stage V |
0.8-9.2 pg/mL |
|
|
|
|