Ultrasonographic Criteria for Diagnosis of placental Abruption
1. Preplacental collection under the chorionic plate(between the placenta and amniotic fluid)(see Fig. 5C)
2. Jello-like movement of the chorionic plate with fetal activity·
3. Relroplacental collection.(See Fig. 5B)
4. Marginal hematoma
5. Subchorionic hematoma
6. Increased heterogenous placental thickness(more than 5 cm in a perpendicular plane)(Fig. 5D)
7. Intra-amniotic hematoma