[Renal function studies in chronic hydronephrosis].
D000293:Adolescent; D000328:Adult; D000818:Animals; D002908:Chronic Disease; D004285:Dogs; D005260:Female; D006801:Humans; D006869:Hydronephrosis / Q000503:physiopathology*; D007671:Kidney Concentrating Ability; D007677:Kidney Function Tests; D008297:Male; D008875:Middle Aged