患儿男 ,1 0岁 ,因右上腹痛 ,呕吐入院 ,查体 :右中上腹稍隆起 ,可触及一约 1 0ｃｍ× 7ｃｍ包块 ,居中 ,边界清楚 ,固定 ,压痛明显。Ｂ超 :肝内可探及多个大小不等暗区 ,轮廓清楚 ,肝外胆管扩张 ,直径 8 8ｃｍ ,长 1 6ｃｍ。ＣＴ所见 :肝内近端胆管明显扩张 ,椭园形近乎水样密 Children, aged 10, due to right upper quadrant pain, vomiting admitted to hospital, physical examination: a slight bulge in the right upper abdomen, palpable about a 10cm × 7cm mass, center, border clear, fixed, tenderness significantly. B ultrasound: intrahepatic exploration and multiple sizes ranging from dark areas, clear outline, extrahepatic bile duct dilatation, diameter 8 8cm, length 16cm. CT see: significant expansion of the proximal bile duct within the liver, oval shape nearly water-like dense