囊性淋巴管瘤占人体肿瘤的比例很小,病变部位多见于颈部、腋区、腹股沟区及大网膜,而发生在腹膜后则极为少见。最近我科发现一例报告于下: 患儿、女、2岁半、1984年6月18日入院。代诉:二个月来发现患儿腹部隆起,进行性增大,时有腹痛,饮食及大小便均无异常。拟诊下腹部囊性肿块住院。检查:营养状况一般,腹部隆起,下腹正中稍偏右可融及一囊性肿块约16 Cystic lymphangiomas account for a small proportion of human tumors, lesions more common in the neck, axillary area, inguinal area and the omentum, and occurs in the retroperitoneal is extremely rare. Recently, our department found a case report below: children, women, 2 years and a half, June 18, 1984 admission. Prosecution: Two months found that children with abdominal bulge, progressive increase, sometimes abdominal pain, diet and urine were normal. The diagnosis of abdominal cystic mass hospitalization. Check: general nutritional status, abdomen bulge, right lower quadrant right and can melt into a cystic mass about 16