Testing Laboratory
Auckland Te Toka Tumai | Auckland HospitalDepartment
Chemical Pathology
Delphic Registration Code (Alpha Code)
TOHP
Test Code (Numeric Code)
3951
Laboratory Handling
Phlebotomy
4 mL Plain blood (Preferred), 4 mL Adult EDTA Blood, 0.5mL Paediatric Microsample Blood (Preferred), 0.5mL Paediatric Micro-EDTA Blood. SST and Heparin tubes are no longer suitable tube types for this assay.
Transport
Send refrigerated up to 4 days. Send frozen if more than 4 days.
Separating
Centrifuge and aliquot (500uL). Place in HPLC rack in freezer 36
Laboratory
LabPLUS High Performance Liquid Chromatography
Sample Stability
Room temperature up to 24 hours. Refrigerated up to 4 days. Freeze if more than 4 days
Synonyms
17 OHP, hydroxyprogesterone, OHP, 17-hydroxyprogesterone
Turnaround Time
1 week
Test is performed weekly.
Specimen Type
- Plasma
- Serum
Specimen Requirements
Tube/Container Type:
Preferred
- Plain (Red Top)
Acceptable
- EDTA (Lavender Cap)
Preferred Sample Volume (ml)
4
Paediatric Specimen Requirements
Tube/Container Type:
Preferred
- Plain(Microtainer)
Acceptable
- EDTA (Microtainer)
Preferred Sample Volume (ml)
0.5
Additional Specimen Information
Laboratory Notes
Sample:
Serum - Plain
EDTA plasma
(SST and Heparin tubes are NOT suitable)
Sample Preparation:
Centrifuge and aliquot - 500uL
Freeze
Place in HPLC rack in freezer 36
Sample Stability:
Room temperature up to 24 hours
Refrigerated up to 4 days
Freeze if more than 4 days
Transport to LabPlus:
Send refrigerated up to 4 days
Send frozen if more than 4 days
Reference:
1. Griffith C, Owen L, Keevil B. (2008). Stability of testosterone and androstenedione in refrigerated serum samples. Annals Clin Biochem 45 (Suppl 1): 107
Last updated: 06/05/2026