placental hematoma. blood clots that arise from the placenta

antepartum around baby belly birth birthday cable care child childbirth childhood clamp complication complications cord diseases embryo entanglement fetal fetus foetus gestation gynecology haematoma head healthcare hemorrhage human maternity medicine navel new newborn obstetrics placenta pregnancy pregnant prenatal preplacental science subchorionic travail ultrasonography ultrasound umbilic umbilical uterus womb