17-Hydroxypregnenolone
Test Mnemonic
PREG17
CPT Codes
- 84143 - QTY (1)
Performing Laboratory
ARUP
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | SST (Gold) | Frozen, Critical | Separate serum from cells ASAP or within 2 hours of collection. Transfer two 0.5 mL serum specimens into 2 separate standard aliquot tubes and freeze immediately. Separate specimens must be submitted when multiple tests are ordered. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | No additive (Red) | Frozen, Critical | Separate serum from cells ASAP or within 2 hours of collection. Transfer two 0.5 mL serum specimens into 2 separate standard aliquot tubes and freeze immediately. Separate specimens must be submitted when multiple tests are ordered. | |
| 1 mL | Plasma | EDTA (Lavender) | Frozen, Critical | Separate plasma from cells ASAP or within 2 hours of collection. Transfer two 0.5 mL plasma specimens into 2 separate standard aliquot tubes and freeze immediately. Separate specimens must be submitted when multiple tests are ordered. | |
| 1 mL | Plasma | Sodium or Lithium heparin (Green) | Frozen, Critical | Separate plasma from cells ASAP or within 2 hours of collection. Transfer two 0.5 mL plasma specimens into 2 separate standard aliquot tubes and freeze immediately. Separate specimens must be submitted when multiple tests are ordered. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Note: Minimum 0.25 mL per aliquot tube |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | After separation from cells: Unacceptable |
| Frozen | After separation from cells: 6 months |
| Refrigerated | After separation from cells: Unacceptable |
Days Performed
Mon - Fri
Turnaround Time
2 - 6 days
Methodology
| Name | Description |
|---|---|
| High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS) |
Special Info
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Refrigerated or room temperature specimens are unacceptable. This test is New York DOH approved.