Background: The incidence of maternal mortality in placenta previa accrete is 7%. and its preoperative diagnosis is of a great value. Objective: to evaluate the efficacy of transabdominal color Doppler ultrasound in diagnosing placenta previa accreta and inccreta. Color Doppler imaging criteria used in: includes diffuse parenchymal placental lacunar flow. https://foldlyers.shop/product-category/extenders/