2. What is Placenta?
Reviewed by: Melanie N. Smith, M.D., Ph.D., Department of Obstetrics and Gynecology, Brigham and Women's Hospital, Boston, MA. Review provided by VeriMed Healthcare Network.
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3. Placenta previa: MedlinePlus Medical Encyclopedia
Placenta previa is a complication of pregnancy in which the placenta grows in the lowest part of the womb (uterus) and covers all or part of the opening to the
MedlinePlus (Offsite)

4. Placenta Abruptio
Placenta abruptio is the separation of the placenta from the inner wall of the uterus before the baby is delivered. Alternate names are placental abruption and abruptio placentae.
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5. Placenta abruptio
Placenta abruptio is separation of the placenta (the organ that nourishes the fetus) from the site of uterine implantation before delivery of the fetus.
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6. Placental abruption (abruptio placentae)
Placental abruption (abruptio placentae)
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7. Abruptio Placentae: eMedicine Emergency Medicine
Abruptio placentae (ie, placental abruption) refers to separation of the normally located placenta after the 20th week of gestation and prior to birth.
emedicine.medscape.com

8. Abruptio Placentae: Abnormalities of Pregnancy: Merck Manual Professional
Abruptio placentae is premature separation of a normally implanted placenta from the uterus after 20 wk gestation. It is an obstetric emergency. Manifestations may include vaginal bleeding, uterine pain and tenderness, hemorrhagic shock, and disse.....
www.merck.com

9. Placental Abruption (Abruptio Placentae) - Virtual Gastro Centre
  Placental abruption is defined as the premature separation of a normally positioned placenta. This results in bleeding which may be revealed (seen to come out through the vagina), in approximately two thirds of cases, or concealed (no visible bl....
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10. Placental Abruption : Abruptio Placentae : American Pregnancy Association
Placental abruption is the separation of the placenta from the uterine lining. This condition usually occurs in the third trimester but can occur any time after the 20th week of pregnancy. Only about 1% of all pregnant women will experience placen.....
www.americanpregnancy.org