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Hammock anastomosis: a nonrefluxing ureteroileal anastomosis
W H Hirdes1, I Hoekstra, H P Vlietstra
1Department of Urology, Bergweg Hospital, Rotterdam, The Netherlands.
Insights
This study evaluated antireflux ureteroileal anastomosis in 48 patients over 9 years. Results showed low rates of stenosis and reflux, comparable to colon conduits, suggesting a viable surgical option.
Area of Science:
- Urology
- Surgical Innovation
Background:
- Urinary diversion is a common procedure for bladder cancer and other conditions.
- Traditional methods like colon conduits have known complication rates.
- Antireflux mechanisms aim to prevent urinary tract infections and kidney damage.
Purpose of the Study:
- To assess the efficacy and safety of antireflux ureteroileal anastomosis.
- To compare outcomes with established urinary diversion techniques.
- To evaluate the feasibility of incorporating this technique into continent ileal stomas.
Main Methods:
- A retrospective review of 48 patients undergoing antireflux ureteroileal anastomosis over a 9-year period.
- Follow-up data analyzed for 30 patients (57 renal units).
- Assessment of complications including stenosis and reflux.
Main Results:
- Low incidence of stenosis (6%) and reflux (less than 20%) observed in the 57 analyzed ureteroileal anastomoses.
- Outcomes were comparable to those reported for colon conduits.
- Two patients successfully incorporated the antireflux anastomosis into a continent ileal stoma.
Conclusions:
- Antireflux ureteroileal anastomosis demonstrates favorable outcomes regarding stenosis and reflux.
- The technique offers a viable alternative to colon conduits for urinary diversion.
- The method is adaptable for use in continent urinary diversion strategies.
Abstract:
During a 9-year period diversion was performed in 48 patients by an antireflux ureteroileal anastomosis. Followup was possible in 30 patients (57 renal units). Among these 57 ureteroileal anastomoses only 3 cases of stenosis (6 per cent) and 11 cases of reflux (less than 20 per cent) were observed. These results are roughly comparable to those with colon conduits. The 30 patients included 2 in whom the antireflux anastomosis formed part of a continent ileal stoma. The method is described and the results are discussed.