目的评价输尿管镜下斜仰卧半坐截石位激光碎石治疗输尿管上段结石的疗效。方法选择行输尿管镜下钬激光碎石术的输尿管上段结石患者......

Objective:Assessment of the relationship between stone location,composition,color,size and impaction with success rate o......