Materials and Methods:24patients with extrahepatic bile duct ob-struction were immediately examinated by CT with multiplanar reconstruction technique (MPR)after ERCP.

• 材料和方法:24例肝外胆道梗阻病人,经ERCP造影后立即进行CT扫描,应用MPR技术充分显示胆道及其周围情况。