Adjunctive Examination Ultrasonography 1. Position of placenta, severity of abruption, survival of fetus 2. Signs: retroplacental hematoma 3. Negative findings do not exclude placental abruption Laboratory examination 1. consumptive coagulopathy: rt, DIC 2. Function of liver and kidneyAdjunctive Examination • Ultrasonography 1. Position of placenta, severity of abruption, survival of fetus 2. Signs: retroplacental hematoma 3. Negative findings do not exclude placental abruption • Laboratory examination 1. consumptive coagulopathy: Rt, DIC 2. Function of liver and kidney