患者男 ,2 2岁。因右上腹部包块一年余 ,伴持续性疼痛及发烧二周入院。查体 :右上腹饱满 ,并触及 12 .0 cm× 10 .0 cm大小肿块 ,边界清楚 ,质中等 ,轻度压痛。B超检查 :肝大 ,其右前叶下缘处见 11.8cm× 7.3cm大小的囊性占位 ,边界清 ,欠规则 ,囊壁厚 ,囊内见多个大小不等的小 Patient male, 2 2 years old. Due to the right upper abdominal mass more than a year, with persistent pain and fever two weeks admitted. Physical examination: full of right upper quadrant, and touched 12 .0 cm × 10 .0 cm size of the tumor, the border is clear, moderate, mild tenderness. B-ultrasound: hepatomegaly, see the lower edge of the right anterior lobe at the size of 11.8cm × 7.3cm cystic lesions, the border clearance, less rules, wall thickness, the capsule see a number of small sizes