uret[医] 氮氧甲基ure抱朴说ureteric branches输尿管支ureter distortion输尿管扭曲Ureteral stenoses输尿管狭窄Ureterie calculus输尿管结石Uremia/therapy尿毒症／治疗ureteroproctostomy[医] 输尿管直肠吻合术ureteral meatotomy输尿管口切开术ureteral dysplasia输尿管发育不良urethritis cystica囊性尿道炎Urechis unicinctusn.单环棘螠