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Percutaneous endopyelotomy for ureteropelvic junction obstruction
Akiou Okumura1, Hideki Fuse, Shinji Tsuritani
1Department of Urology, Faculty of Medicine, Toyama Medical and Pharmaceutical University, Sugitani, Japan. oku18@ms.toyama-mpu.ac.jp
International Urology and Nephrology
|October 28, 2003
Summary
Percutaneous endopyelotomy offers a less invasive treatment for ureteropelvic junction (UPJ) obstruction, showing success in most patients. This minimally invasive approach provides cosmetic benefits over traditional open surgery.
Area of Science:
- Urology
- Minimally Invasive Surgery
Background:
- Ureteropelvic junction (UPJ) obstruction can be primary or secondary.
- Traditional open pyeloplasty is effective but invasive.
Purpose of the Study:
- To evaluate the efficacy and outcomes of percutaneous endopyelotomy for UPJ obstruction.
- To compare percutaneous endopyelotomy with open pyeloplasty.
Main Methods:
- Retrospective review of 11 patients undergoing 13 percutaneous endopyelotomy procedures between 1994 and 2002.
- Assessment of treatment success via excretory urogram.
Main Results:
- Successful treatment in 10 out of 11 patients.
- One patient required repeat endopyelotomy; another with severe secondary obstruction underwent nephrectomy after failed endopyelotomy.
- Percutaneous endopyelotomy demonstrated fewer invasive characteristics and better cosmetic results than open pyeloplasty.
Conclusions:
- Percutaneous endopyelotomy is a viable, less invasive option for UPJ obstruction.
- The procedure offers cosmetic advantages compared to open pyeloplasty.