• Abnormal placentation in which all or parts of the PLACENTA are attached directly to the MYOMETRIUM due to a complete or partial absence of DECIDUA. It is associated with POSTPARTUM HEMORRHAGE because of the failure of placental separation.
  NLM Medical Subject Headings
  U.S. National Library of Medicine, 2021
• The clinical condition in which any part of the placenta invades and is inseparable from the uterine wall. (reVITALize)
  NCI Thesaurus
  U.S. National Cancer Institute, 2021
• Placenta accreta is an abnormally adherent placenta, resulting in delayed delivery of the placenta. Placental function is normal, but trophoblastic invasion extends beyond the normal boundary (called Nitabuch layer). In such cases, manual removal of the placenta, unless scrupulously done, results in massive postpartum hemorrhage....
  Merck Manuals
  Merck & Co., Inc., 2020
• Placenta accreta is a serious pregnancy condition that occurs when the placenta grows too deeply into the uterine wall.
  Mayo Clinic
  Mayo Foundation for Medical Education and Research
• Placenta accreta, abnormal adherence of the placenta to the wall of the uterus, so that it remains in the uterus after the baby has been delivered. Although uncommon, placenta accreta poses serious dangers to the mother. If complicated by coexisting placenta praevia (development of the placenta in...
  Encyclopedia Britannica
  Encyclopedia Britannica, Inc., 2020