Those patients without nonspecific symptoms at early stage had mostly lost the opporunity of surgical therapy when pancreatic cancer was detected at advanced stage 胰腺癌早期症状不明显，临床确诊的患者多已处于中晚期，大多失去手术治疗机会。
2.
To explore the diagnosis value and relationship of ultrasound and liver biopsy in compensatory cirrhosis . 112 eases of compensatory cirrhosis examined by ultrasound were compared with the liver biopsy . 78 cases were diagnosed by ultrasound and 65 cases were diagnosed by liver biopsy 摘要探讨代偿性肝硬化患者超声检测结果与肝脏穿刺病理结果之间的关系，回顾性分析112例临床确诊为代偿性肝硬化患者的超声检测的肝脏形态、回声结果及肝脏活组织穿刺的病理结果。
