胎儿泌尿系统畸形
fetal malformation of the urinary system
上泌尿道结石
upper urinary tract stones
stone in the upper urinary tract
尿道扩张测径器
calibrator dilator for urethra
多胎妊娠中的第二个及以上胎儿的延迟分娩
Delayed delivery of second twin triplet
胎儿上唇结构异常
Fetal upper lip abnormality