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目的 探讨超声对各种腹腔器官外囊性包块的诊断意义.方法 回顾性分析经超声检查的44例患儿腹腔器官外囊性病变的声像图特点,并与手术、病理结果对照.结果 44例患儿胃肠重复畸形17例,其中胃重复畸形1例,肠重复畸形16例;梅克尔憩室4例;淋巴管瘤17例,其中大网膜淋巴管瘤4例,肠系膜淋巴管瘤12例,腹膜后淋巴管瘤1例;囊性畸胎瘤3例;胰腺假性囊肿2例;腹腔异物1例.结论 超声对儿童腹腔器官外囊性包块的诊断具有重要价值,是术前诊断的首选方法.“,”Objective To discuss the value of ultrasonography in diagnosing various types cystic mass outside the abdominal viscera.Methods Retrospective analysis on the ultrasound imaging characteristics of 44 child patients with abdominal cystic diseases outside the viscera.These are cross-checked against surgical and pathology reports.Results Out of 44 in total,there are 17 cases of gastrointestinal duplication cysts (Gastric duplication:1,Enteric:16),17 cases of lymphangioma (Omental:4,Mesenteric:12,Retroperitoneal:1),3 cases of cystic teratoma,2 cases of pancreatic pseudocysts and 1 case of foreign body in the abdomen.Conclusions Ultrasonography has important diagnostic value for for cystic masses outside the abdominal viscera in children and is a good first choice for preoperative diagnosis.