Isolate kidney disease accounted for 13.2% (22/167 cases); kidney and ureter disease accounted for 25.7% (43/167 cases); kidney, ureter, bladder disease accounted for 26.3% (44/167 cases); kidney and epididymis: 6% (10/167 cases); epididymis: 27.5% (46/167 cases); complex involvements: 1.2% (2/167).