96190:PREGNENOLONE
Author PeaceHealth Laboratories
Modified by
Print View Attached Docs: |
Methodology: |
Liquid Chromatography (LC) / Tandem Mass Spectrometry (MS/MS) |
Edit Date: |
11/16/2009 |
Performed: |
Monday-Friday |
Released: |
1-4 days after setup at PeaceHealth Laboratories’ reference lab. |
CPT Code: |
84140-90 |
Specimen Collection Details |
Collection: |
One 7.5 mL serum separator tube (SST). Also acceptable: One 4 mL lavender top tube (EDTA) or 4 mL green top tube (heparin). |
Handling: |
Allow to clot, centrifuge and separate serum or plasma from cells within 1 hour, and pour into a plastic vial. Freeze. Critical frozen. |
Stability: |
6 months frozen. Specimen unstable ambient or refrigerated. |
Standard Volume: |
0.5 mL serum or plasma. |
Minimum Volume: |
250 µL serum or plasma. |
Transport: |
Frozen on dry ice. |
Rejection Criteria: |
Ambient or refrigerated specimen. |
|
AGE |
FEMALE |
MALE |
6-35 months |
14-147 ng/dL |
11-239 ng/dL |
3-6 years |
15-154 ng/dL |
12-128 ng/dL |
7-9 years |
17-91 ng/dL |
12-91 ng/dL |
10-12 years |
15-203 ng/dL |
13-162 ng/dL |
13-15 years |
23-201 ng/dL |
21-155 ng/dL |
16-17 years |
42-218 ng/dL |
33-166 ng/dL |
18 years and older |
15-132 ng/dL |
23-173 ng/dL |
Tanner Stage I |
15-112 ng/dL |
12-111 ng/dL |
Tanner Stage II |
23-183 ng/dL |
17-119 ng/dL |
Tanner Stage III |
33-217 ng/dL |
18-159 ng/dL |
Tanner Stage IV-V |
42-196 ng/dL |
33-160 ng/dL |
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