膀胱结石多数由于下尿路梗阻造成。前列腺增生(BPH)是45岁以上男性常见病,发病后下尿路梗阻常合并膀胱结石发生。BPH患者常合并其他疾病,如冠心病、糖尿病、肺源性心脏病、高血压、脑梗死等,对老年人身心健康造成严重威胁,也影响了原发病的治疗,增加了手术风险, Most bladder stones due to lower urinary tract obstruction. Prostate hyperplasia (BPH) is common in men over the age of 45, the incidence of lower urinary tract obstruction often associated with bladder stones. BPH patients often associated with other diseases such as coronary heart disease, diabetes, pulmonary heart disease, hypertension, cerebral infarction, etc., pose a serious threat to the physical and mental health of the elderly, but also affect the treatment of primary disease, increasing the surgical risk,