肾旁假性囊肿又称假性肾盂积水、肾周围囊肿和肾水囊肿。它是因手术或意外损伤所引起的。囊壁无上皮覆盖,病变可缓慢发展,常伴有肾积水,最终损坏肾脏。本病比较罕见,国内尚未见报导。现将我院所遇一例介绍于后。严××(病历号40023),男,23岁,技工。因左肾鹿 Pseudoperitoneal pseudocyst also known as hydronephrosis, renal cysts and renal cysts. It is caused by surgery or accidental injury. No epithelial wall capsule cover, the lesion can be slow development, often accompanied by hydronephrosis, the final damage to the kidneys. The disease is relatively rare, has not been reported in China. I now encounter a hospital case introduced later. Yan × × (medical record number 40023), male, 23 years old, mechanic. Because of left kidney deer