本文对已确诊为华支睾吸虫病的２６５例患者进行Ｂ型超声检查，肝胆系统有变化者２３４例，占被检人数８８．３％。可见弥漫性肝内胆管扩张，管壁增厚，回声粗糙增强，并可见呈小等号样双线光带改变。Ｂ型超声所见符合华支睾吸虫病的病理改变，有利于疾病的诊断。 In this paper, 265 cases of Clonorchis sinensis who had been diagnosed with Clonorchiasis were examined by B-mode ultrasonography. There were 234 cases of changes in the hepatobiliary system, accounting for 88.3% of the cases examined. Visible diffuse intrahepatic bile duct dilatation, wall thickening, echogenic enhancement, and showed a small equal number of double-line light band changes. B-ultrasound findings consistent with the pathological changes of Clonorchiasis is conducive to the diagnosis of the disease.