泌尿系统梗阻(Urinary tract obstruction)

　　糖尿病(diabetes)

重肾积水(Kidney seeper)

慢性肾功能不全(Chronic renal insufficiency)

机械性梗阻(Mechanical obstruction)

动力性梗阻(Dynamic obstruction)

　　输尿管结石(Ureteral calculi)

尿道结石(Urinary calculi)