患儿,男,5岁,因间歇性腹痛1个月余,加重3d入院。体查:腹软,膨隆,稍有压痛、无反跳痛,叩诊呈浊音,无移动性浊音,肠鸣音未闻及。腹部B超:腹腔巨大囊性包块,腹部CT示:腹腔及盆腔巨大囊性包块,上至肝下极水平,下达膀胱后壁,密度较均匀,其内可见条索状分隔,形态不规则,呈多房状。周 Children, male, 5 years old, due to intermittent abdominal pain more than 1 month, aggravating 3d hospitalization. Physical examination: abdominal soft, bulging, a little tenderness, no rebound tenderness, percussion was voiced, no dullness of movement, bowel sounds not heard. Abdominal B super: cystic mass of the abdominal mass, abdominal CT showed: abdominal and pelvic huge cystic mass, to the extreme level of the liver, issued the posterior wall of the bladder, the density is more uniform, which can be seen within the cord-like separation, morphology is not Rule, was multi-room state. week