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Replacement of nephrostomy tube using ureteroscopes
J A Vaccaro1, R Davis, K Hansberry
1Urology Service, Madigan Army Medical Center, Tacoma, Washington.
The Journal of Urology
|February 1, 1993
Summary
Replacing a percutaneous nephrostomy tube is challenging. A rigid ureteroscope offers a successful alternative for tube replacement in patients with obstructive uropathy and post-surgical leaks.
Area of Science:
- Urology
- Surgical Innovation
Background:
- Percutaneous nephrostomy tube replacement can be difficult and time-consuming.
- Current methods include blind guide wire replacement, fluoroscopy, or ultrasound after hydronephrosis decompression.
Purpose of the Study:
- To evaluate the efficacy of a rigid ureteroscope for percutaneous nephrostomy tube replacement.
Main Methods:
- A rigid 8.5F ureteroscope was utilized in four patients.
- The procedure aimed to facilitate nephrostomy tube exchange.
Main Results:
- Successful replacement of nephrostomy tubes was achieved in all four patients.
- Indications included obstructive uropathy secondary to prostate carcinoma and ileoureteral anastomotic leak.
Conclusions:
- A rigid ureteroscope is a viable and effective tool for percutaneous nephrostomy tube replacement.
- This technique may simplify a challenging procedure in select urological cases.