1. If the upper segment stenosis is confirmed, resection of the stenosis segment and anastomosis can be considered, but the patient's condition is not suitable for the time being and can only be done after infection control. In the case of infection and diabetes, the anastomosis is difficult to heal.

2. It may be related. Infection control of diabetic patients is more difficult than that of normal people.

3. Drainage tube is mainly used to keep renal urine discharged in time, relieve obstruction and protect renal function. Wipe with alcohol cotton balls every day. See related nursing requirements for details.

This narrowness is likely to cause water accumulation again. It is suggested that after the infection is controlled, the anastomotic ureteral stricture should be removed with confidence.

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