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病人:女性,41岁,蒙古族。因行胆囊切除、胆肠吻合术后7年,B型超声发现胆管扩张5个月来我院就诊。体检:右上腹轻度压痛,肝区轻度叩击痛。血常规、肝功能、肾功能、AFP等实验室检查均未见异常。腹部超声示:肝左内叶可见3.8cm×5.8cm团状较强回声及无回声区,形态欠规整,边界清,内?
Patient: Female, 41 years old, Mongolian. Due to cholecystectomy, cholangioenterostomy after 7 years, B-mode ultrasound found bile duct dilatation 5 months to our hospital. Physical examination: mild right upper quadrant tenderness, mild liver percussion pain. Blood, liver function, renal function, AFP and other laboratory tests were normal. Abdominal ultrasound showed: the left inner lobe of the liver can be seen 3.8cm × 5.8cm group of strong echo and echo-free zone, the shape of less regular, clear boundary, within?