Serum progesterone

Alternative names:

progesterone - serum

Normal values:

• female (preovulation): 20 to 150 ng/dl
• female (midcycle): 300 to 2400 ng/dl
• male: 0 to 40 ng/dl

Note: ng/dl = nanograms per deciliter

What abnormal results mean:

Greater-than-normal levels may indicate:

• pregnancy
• adrenal cancer
• ovarian cancer

Lower-than-normal levels may indicate:

• amenorrhea
• fetal death
• threatened abortion
• toxemia of pregnancy

Additional conditions under which the test may be performed:

• ectopic pregnancy
• infertility