Placental gross / microscopic abnormalities, nonneoplastic
Bilobate placenta

Author: Mandolin Ziadie, M.D. (see Authors page)

Revised: 12 October 2017, last major update September 2011

Copyright: (c) 2002-2017,, Inc.

PubMed Search: Bilobate placenta

Cite this page: Ziadie, M. Bilobate placenta. website. Accessed November 18th, 2018.
Definition / general
  • Two lobes of equal size, separated by fetal membranes or connected by narrow isthmus of placental tissue
  • Umbilical cord inserts in the membranes between the two discs and is at risk for rupture
  • If incompletely removed, there is a risk of maternal postpartum hemorrhage
Gross description
  • Two lobes of equal size separated by membranes