17 alpha Hydroxyprogesterone
SST (gold), Heparin (light green)
0.6 mL Plain(Red top tube) if under 1 month of age
0.3 mL serum
Female follicular phase - 0.3 - 3.3
Female luteal phase - 2.9 - 15
Adult male - 1.8 - 10.4
This assay is not suitable for neonates under 1 month of age. Please refer these samples to Auckland in the first instance.