为提高超声对原发性肝癌伴门脉系癌栓的诊断准确性,1998年1月～1999年6月,作者对31例原发性肝癌伴门脉系癌栓病人进行了彩色超声检查,现将结果并结合临床综合分析如下。1　资料和方法31例原发性肝癌伴门脉系癌栓患者均系我院老年医学科和介入放射科住院患者,其中男性28例,女性3 To improve the diagnostic accuracy of ultrasound in the diagnosis of primary hepatocellular carcinoma with portal vein tumor thrombus, from January 1998 to June 1999, the authors performed color sonography on 31 cases of primary hepatocellular carcinoma with portal vein tumor thrombus, The results will be combined with clinical analysis is as follows. 1 Materials and Methods 31 cases of primary liver cancer with portal vein tumor thrombus in our hospital Geriatrics and interventional radiology inpatients, including 28 males and 3 females