cholangiocarcinoma

例句：

1. 1. He was diagnosed with cholangiocarcinoma at the age of 50.
   他在50岁时被诊断出患有胆管癌。
2. 2. The patient's family is devastated by the news of his diagnosis.
   患者的家人对他的诊断消息感到震惊。
3. 3. Cholangiocarcinoma is a rare but deadly form of cancer that affects the bile ducts.
   胆管癌是一种罕见但致命的癌症形式，影响胆汁管道。