Pregnenolone, Serum or Plasma
Order Name
PREGNENOLO
Test Number: 3639050
Revision Date 12/12/2022
Test Number: 3639050
Revision Date 12/12/2022
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
Pregnenolone, Serum or Plasma
|
High-pressure liquid chromatography (HPLC) tandem mass spectrometry. |
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
| Preferred | 2.5 mL (1.1 mL) | Plasma | Lithium Heparin PST (Light Green Top) | Frozen |
| Alternate 1 | 2.5 mL (1.1 mL) | Serum | Clot Activator SST | Frozen |
| Alternate 2 | 2.5 mL (1.1 mL) | Serum | Clot Activator (Red Top, No-Gel) | Frozen |
| Alternate 3 | 2.5 mL (1.1 mL) | Plasma | EDTA (Lavender Top) | Frozen |
| Instructions | Notes: 1.1 mL (Note: This volume Does NOT allow for repeat testing.) Specimen Type: Red-top tube, gel-barrier tube, lavender-top (EDTA) tube or green-top (heparin) tube Specimen Storage: FREEZE Specimen Collection: Serum/plasma must be separated from cells and transferred to a plastic transport tube within 1 hour of collection. The specimen should be FROZEN immediately and maintained frozen until tested. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested. Special Instructions: Testing performed at Esoterix Endocrinology Laboratory: ES# 500258 Specimen Stability: Ambient: Not Available, Refrigerated : Not Available, Frozen: 2 years |
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| GENERAL INFORMATION | |
|---|---|
| Expected TAT | 7 - 10 days |
| Performing Labcorp Test Code | 140707 |
| Notes | Labcorp Test Code: 140707 |
| CPT Code(s) | 84140 |
| Lab Section | Reference Lab |