We report on a 52-year-old man who was incidentally found to have ectopic prostatic tissue in the left lower ureter during intrauretral lithotripsy for a left lower ureteral stone with hydronephrosis.

• 摘要一位52岁的病人因为左侧远端输尿管结石合并肾水肿接受输尿管内碎石术时偶然发现在左侧远端输尿管有异位性摄护腺组织。