1　临床资料　　患者 ,男 ,74岁。因乏力纳差、腹胀 30余年 ,发现上腹包块 1月就诊入院。 30年前在外院曾确诊为“血吸虫病”。入院后行 B超探查为“肝右叶实性占位性病变”,血清甲胎球蛋白测定 40 0 ng/ m l,(正常值 2 0 ng/ m l) ,癌胚抗原 13.6 ng/ml(正常值 15 ng/ ml) 1 Clinical data Patient, male, 74 years old. Due to lack of analgesia and abdominal distension for more than 30 years, he was found on the upper abdominal mass in January. Thirty years ago, he was diagnosed with “Schistosomiasis” in an external hospital. After admission, B-ultrasound was performed as “solid lesion of the right lobe of the liver,” serum alpha fetoprotein was measured at 40 0 ​​ng/ml, (normal value 20 ng/ml), and carcinoembryonic antigen was 13.6 ng/ml (normal Value 15 ng/ml)