17-OH progesterone

Alternative names:

17-hydroxy progesterone; progesterone - 17-OH

Normal values:

male: 0.3 to 3.2 ng/ml
female:

• day 1 to 10 of menstrual cycle: 0.2 to 0.7 ng/ml
• day 10 to end of menstrual cycle: 0.4 to 2.2 ng/ml
• pregnancy, 12th week to term: 2.2 to 12.9 ng/ml

Note: ng/ml = nanograms per milliliter

What abnormal results mean:

Levels higher than 20 ng/ml may indicate CAH.