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Ureteroscopic laser endopyelotomy: a single-center experience
Surena F Matin1, Agnes Yost, Stevan B Streem
1Urological Institute, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA.
Journal of Endourology
|September 11, 2003
Summary
Ureteroscopic endopyelotomy using a holmium laser effectively treats ureteropelvic junction (UPJ) obstruction, offering a minimally invasive option with high success rates for primary cases.
Area of Science:
- Urology
- Minimally Invasive Surgery
- Endourology
Background:
- Ureteropelvic junction (UPJ) obstruction can cause significant renal issues.
- Traditional surgical approaches may involve considerable morbidity.
- Endoscopic techniques offer a less invasive alternative.
Purpose of the Study:
- To evaluate the efficacy and safety of ureteroscopic holmium laser endopyelotomy for UPJ obstruction.
- To define the immediate and long-term outcomes and potential complications.
- To compare success rates between primary and secondary UPJ obstruction.
Main Methods:
- Retrospective review of 46 ureteroscopic holmium laser endopyelotomies for UPJ obstruction (1999-2002).
- Inclusion criteria: short (<2-cm) obstruction, no renal calculi.
- Success defined by symptomatic relief and radiographic resolution; follow-up via urography, renography, ultrasonography, and CT.
Main Results:
- Mean operative time was 65 minutes; 93% had <23-hour hospital stay.
- Postoperative complications occurred in 11.1% of patients.
- Symptomatic success rate was 65.4%, radiographic success rate was 73.1%.
- Primary UPJ obstruction had higher success rates (68% symptomatic) than secondary (50% symptomatic).
Conclusions:
- Ureteroscopic holmium laser endopyelotomy is a safe and effective minimally invasive treatment for UPJ obstruction.
- The procedure is associated with a short hospital stay and good success rates.
- Primary UPJ obstruction demonstrates better outcomes compared to secondary obstruction with this technique.