A case report of double percutaneous nephrostomy combined with ureter occlusion stent in treating bladder rectal residual fistula

This report is about the application of interventional therapy for bladder rectal residual fistula in a patient whose postoperative rectal stump tumor invaded the bladder and underwent radiotherapy and chemotherapy, resulting in urinary fistula, which seriously affected the quality of life. Referring to the treatment experience of visicovaginal fistula, the patient successfully adopted double percutaneous nephrostomy combined with ureter occlusion stent and achieved good palliative treatment effect. Key words: Urinary bladder fistula; Bladder rectal residual fistula; Double percutaneous nephrostomy; Ureter occlusion stent