Fig. 2From: The application of prophylactic balloon occlusion of the internal iliac artery for the treatment of placenta accreta spectrum with placenta previa: a retrospective case-control studyAt gestational week 35+ 2, total placenta previa with placenta-penetrating invasion and a large invasive area is observed. No boundary between the uterus and placenta. Most of the placenta is located in the posterior wall of the uterus, where the myometrium is very thinBack to article page