海绵肾是一种肾集合管呈囊状扩张的先天性疾病。本院1989年9月至1990年7月在450例肾结石者的KUB及IVP片中发现海绵肾结石35例,报告如下。 1 临床资料 本组35例中,男29例,女6例,年龄13～61岁,平均年龄41.57岁;双侧海绵肾结石24例,单侧11例。腰痛31例,血尿27例;脓尿5例,有排石史16例。多发性结石29例,单发6例;结石最多达60余颗,结石最小的约芝麻大小,最大达2.2cm×1.0cm;游离结石9例,其中形成肾盂结石8 Sponge kidney is a congenital cystic dilatation of the renal collecting tube. The hospital from September 1989 to July 1990 in 450 cases of kidney stones KUB and IVP tablets found in 35 cases of sponge kidney stones, the report is as follows. 1 Clinical data 35 patients in this group, 29 males and 6 females, aged 13 to 61 years, mean age 41.57 years; bilateral sponge kidney stones in 24 cases, unilateral in 11 cases. 31 cases of back pain, hematuria in 27 cases; pyuria in 5 cases, 16 cases of history of stone row. 29 cases of multiple stones, single in 6 cases; up to 60 stones, the smallest about the size of sesame seeds, the largest up to 2.2cm × 1.0cm; free stones in 9 cases, of which the formation of renal pelvis 8