The ultrasonographic diagnosis and differential diagnosis of atypical placental abruption
不典型胎盘早剥的超声诊断及鉴别诊断

Objective To study the ultrasonographic appearances of atypical placental abrupture and analyze the reason of missed diagnosis. Methods Nineteen cases of atypical placental abrupture were scanned by transabdominal color Doppler ultrasonography to observate the echo of retroplacental and introplacental region,the color Doppler flow and the thickness of the placenta. Results The ultrasonographic appearances including three cases of focal thickening placenta,three cases of anechoic retroplacental region,seven ...