Normally, the placenta is attached to the uterus away from the cervix. When the placenta blocks the cervix, it is called placenta previa. The amount of cervix covered by the placenta may be slight (marginal), moderate (partial), or complete (total). This picture shows a complete placenta previa.
Current as of:
October 8, 2020
Author: Healthwise Staff Medical Review: Sarah Marshall MD - Family Medicine Adam Husney MD - Family Medicine Kathleen Romito MD - Family Medicine Rebecca Sue Uranga MD - Obstetrics and Gynecology
Medical Review:Sarah Marshall MD - Family Medicine & Adam Husney MD - Family Medicine & Kathleen Romito MD - Family Medicine & Rebecca Sue Uranga MD - Obstetrics and Gynecology