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Oblique anastomosis in Soave endoanal pullthrough for Hirschsprung's disease--a way of reducing strictures?
Anu Paul1, Nia Fraser, Sumita Chhabra
1Queens Medical Centre Campus, Nottingham University Hospitals NHS Trust, Derby Rd, NG72UH, Nottingham, UK.
Insights
This study introduces a new oblique anastomosis technique for Hirschsprung
Area of Science:
- Pediatric Surgery
- Colorectal Surgery
Background:
- Hirschsprung's disease (HD) is managed with the Soave endorectal pullthrough.
- Anastomotic strictures are a known complication of this procedure, often linked to circular anastomoses.
Purpose of the Study:
- To describe and evaluate a novel oblique anastomosis technique for Soave endorectal pullthrough in pediatric Hirschsprung's disease.
- To assess the efficacy of this technique in reducing the incidence of anastomotic strictures.
Main Methods:
- A new oblique anastomosis technique was implemented, with specific posterior and anterior measurements from the dentate line.
- Seventeen consecutive pediatric patients with Hirschsprung's disease underwent this modified procedure between 2003 and 2006.
Main Results:
- Only one out of seventeen patients developed an anastomotic stricture.
- The single stricture case required anal dilatation, indicating a low complication rate.
Conclusions:
- The described oblique anastomosis technique appears to be a safe and effective modification of the Soave procedure.
- This technique shows promise in lowering the rate of anastomotic strictures in pediatric Hirschsprung's disease management.
Abstract:
The Soave endorectal pullthrough is a commonly performed procedure for the definitive management of children with Hirschsprung's disease (HD). Anastomotic stricture is a recognised complication of this procedure. There are multiple causes for these strictures, circular anastomosis being one of them. There are techniques described which alter the shape of the anastomosis of the pulled through bowel to decrease the incidence of strictures. These are oblique and heart-shaped anastomoses. We describe a new technique of oblique anastomosis where the pulled through bowel is anastomosed posteriorly 0.5 cm from the dentate line, and anteriorly 1.5 cm above this point. This oblique anastomosis is designed to lower the stricture rate. If a stricture does occur, an anastomosis near the anocutaneous junction on the posterior aspect also faciltates Y-V anoplasty. We present our experience using this technique. Seventeen consecutive children underwent the procedure at our institution between 2003 and 2006. Only one child developed an anastomotic stricture requiring anal dilatation.
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