产前超声诊断 meaning in Chinese

antenatal sonographic diagnosis

Deformity of cleft hand and foot diagnosed by prenatal ultrasonography : case report
产前超声诊断胎儿裂手裂足畸形1例
Prenatal ultrasonographic diagnosis of congenital polycystic renal disease of fetuses
胎儿先天性肾脏多囊性疾病的产前超声诊断
Objective : to investigate the characteristics of prenatal ultrasonographic in diagnosing of congenital fetus malformation
摘要目的：探讨产前超声诊断先天性胎儿畸形的声像图特征。