问答题
3分
ERCP(endoscopic?retrograde?cholangio?pancreaticography)
参考解析: ERCP(endoscopic??retrograde?cholangio??pancreaticography):是经内镜逆行性胆胰管造影的简称。透视监视下,将纤维肠镜送至十二指肠降段后,经十二指肠乳头部插入导管并注射对比剂,以显示胆、胰管,属于有创性造影检查方法。