EX为Excision的缩写，中文意思是切除术。
双语例句
1、Objective ： To evaluate the effects of laparoscopic choledochal cyst excision for treatment of congenital choledochal cyst.
目的：评价腹腔镜胆总管囊肿切除术(EX)治疗先天性胆总管囊肿患者的疗效。
2、The patient underwent midline posterior fossa craniotomy and tumor excision， with prompt relief of gaze palsy.
患者接受了后颅窝中线切开术和肿瘤切除术(EX)，凝视性麻痹立即缓解。
2、Objective to study the curative effect of pterygium excision with conjunctival transplantation.
摘要目的研究结膜移植联合逆行切除治疗初发翼状胬肉的治疗效果。
