What causes placental abruption?

Placental abruption is related to pregnancy hypertension disease, anemia, severe eclampsia and other diseases. Factors such as sudden decrease of intrauterine pressure and long-term supine position of pregnant women will induce placental abruption. Placental abruption is a serious parturient complication that will endanger the life of mother and fetus. Clinicians need to judge whether it is suitable to continue pregnancy according to the maternal and fetal conditions.