cholangiogram

例句：

1. 1. The patient underwent an intrahepatic cholangiogram to evaluate the bile ducts.
   患者进行了一次肝内胆管造影术，以评估胆管。
2. 2. The procedure is essential for detecting any blockages in the bile ducts.
   该程序对于检测胆管中的任何阻塞至关重要。
3. 3. During the examination, the doctor observed the images of the bile ducts and performed a cholangiogram.
   在检查过程中，医生观察了胆汁管道的图像，并执行了胆管造影术。