MethodsThe ultrasonic data of 37 cases with pneumobilia were retrospectively analyzed and compared with intrahepatic bile duct stone.
方法回顾性分析37例肝内胆管积气超声图像资料。分析其产生的原因，并与肝内胆管结石声像进行对比。
2
Objective to explore the ultrasonic characteristics and differential diagnosis of pneumobilia, and to reduce misdiagnosis and improve accurate diagnosis of pneumobilia.