Injury to glomeruli and tubules was demonstrated but the impaired renal function was reversible, TherefOre, 1~ 2 week's interval between ESWL retreatments for renal and upper urinary tract stone was advised especially for those with hydronephrosis. 结果表明:ESWL对肾小球和肾小管功能有一定的可逆性损害,建议ESWL治疗肾或输尿管上段结石,尤其是合并有肾积水时,重复治疗的间隔时间需要1~2周。