输尿管结石是泌尿系统常见病,结石的分布多见于输尿管正常解剖生理狭窄处。输尿管结石的主要病理变化是尿路梗阻和感染。尿路梗阻可以造成梗阻以上输尿管管壁变薄,扩张,扭曲,甚至各种程度的肾积水损害肾功能。结石合并感染可引起输尿管炎症造成管壁纤维化管壁变厚狭窄。感染向上蔓延可引起急 Ureteral calculi is a common urinary system, the distribution of stones more common in ureteral anatomy and physiology at the stenosis. The main pathological changes of ureteral calculi are urinary tract obstruction and infection. Urinary tract obstruction can cause obstruction above the ureteral wall thinning, dilatation, distortion, and even various degrees of hydronephrosis impair renal function. Tuberculosis infection can cause ureteral inflammation caused by wall thickening of the wall of fibrosis narrow. The spread of infection can cause anxiety