【摘要】 目的和方法本文分析了经手术病理证实的６１例胆管癌的超声图像根据肿瘤的形态将其分为肿块型及胆管增厚型；根据肿瘤发生的部位将其分为上段型、中段型、下段型；结果和结论超声对胆管癌的显示率为８５．２％，病理诊断符合率为８０．３％，文章表明超声能准确地鉴别阻塞性黄疸，确定阻塞部位，并能直接显示胆管及肿瘤的形态和特点、判断浸润程度．超声可为无创性检查的首选方法．更多还原

【Abstract】 Objoetive and Methodes This paper thatanthand analysed B-ultrasonogram 61 patients’ with binary duct cancer confirmed by operation and pathology. Based on its shape, binary duct cancer may be classified as 2 types of mass and wall thicken; on its site, it may be as 3 types of upper, middle and lower segment tumours. Results and Conclusions its tumour display rates is 85.2%, diagnostic accordance rate of B-ultrasonography can differentiate obstuctive jaundice, confirm blocking site, and directly reveal shape and size of the cancer, judge tumour invasive degree. B-ultrasonography is first choice of non-invasive di agnostic method of biliary duct cancer.更多还原