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Normal AFP levels for men for for non-pregnant women are less than 300 nanograms per milliliter.
Greater than normal levels of AFP may be due to:
Cancer in testes, ovaries, biliary (liver secretion) tract, stomach, or pancreas
Cirrhosis of the liver
Liver cancer
Malignant teratoma
Recovery from hepatitis
Problems during pregnancy
Most "positive" AFP tests are actually false positives.
During pregnancy, increased levels of AFP may indicate:
Fetal defects
Spina bifida
Anencephaly
Omphalocele
Tetralogy of Fallot
Duodenal atresia
Turner's syndrome
Intrauterine death
Review Date 8/23/2023
Updated by: LaQuita Martinez, MD, Department of Obstetrics and Gynecology, Emory Johns Creek Hospital, Alpharetta, GA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.