Pathology Main change hemorrhage into the decidua basalis -> decidua splits→ decidural hematoma→ separation, compression, destruction of the placenta adjacent to it Types revealed abruption, concealed abruption, mixed type Uteroplacental apoplexy子宫胎盘卒中Pathology • Main change hemorrhage into the decidua basalis → decidua splits → decidural hematoma → separation, compression, destruction of the placenta adjacent to it • Types revealed abruption, concealed abruption, mixed type • Uteroplacental apoplexy 子宫胎盘卒中