Often increased
8- Abnormal Genetic or Biochemical MarkersReference range exampleAdult ( > 16y), Female: 0–1 Not PresentLinked diagnostic tests1Chorionic Villus Sampling (CVS)
- Alpha-Fetoprotein (Amniotic Fluid, Following Amniocentesis at 12 to 16 Weeks)Reference range exampleAdult ( > 16y), Female: 194–197 pmol/LLinked diagnostic tests1Alpha-Fetoprotein (AFP, Amniotic Fluid Following Amniocentesis)
- Amniotic Fluid BilirubinReference range exampleAdult ( > 16y), Female: 0–0.2 mg/dLLinked diagnostic tests1Amniotic Fluid Bilirubin Concentration
- BilirubinReference range exampleBirth - 2wks: 1–10 mg/dL; 0.3–1Linked diagnostic tests2Bilirubin Concentration (Neonates, Neonatal Bilirubin)
- Human Placental Lactogen (HPL, Pregnancy Weaks 25 to 30)Reference range exampleAdult ( > 16y), Female: 2,300–6,100 µg/LLinked diagnostic tests1Human Placental Lactogen Concentration (hPL, Chorionic Somatomammotropin)
- Human Placental Lactogen (hPL, Pregnancy Weaks 31 to 35)Reference range exampleAdult ( > 16y), Female: 3,800–8,800 µg/LLinked diagnostic tests1Human Placental Lactogen Concentration (hPL, Chorionic Somatomammotropin)
- Human Placental Lactogen (hPL, Pregnancy Weaks 36 to 40)Reference range exampleAdult ( > 16y), Female: 4,900–8,600 µg/LLinked diagnostic tests1Human Placental Lactogen Concentration (hPL, Chorionic Somatomammotropin)
- Human Placental Lactogen (HPL, Pregnancy Weaks 5 to 25)Reference range exampleAdult ( > 16y), Female: 0–4,500 µg/LLinked diagnostic tests1Human Placental Lactogen Concentration (hPL, Chorionic Somatomammotropin)