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Curable leakage in stapled IPAA has little effect on the long-term pouch function.
Kenichiro Toritani1,2, Hideaki Kimura3, Koki Goto1
1Inflammatory Bowel Disease Center, Yokohama City University Medical Center, 4-57, Urafune-Cho, Minami-Ku, Yokohama, 232-0024, Japan.
International Journal of Colorectal Disease
|February 15, 2023
Summary
Anastomotic leakage (AL) after stapled ileal pouch-anal anastomosis (IPAA) is infrequent and typically does not impact long-term pouch function or survival. Proper perioperative management is key to preventing severe AL and ensuring good outcomes.
Area of Science:
- Gastroenterology
- Surgical Oncology
- Colorectal Surgery
Background:
- Ulcerative colitis (UC) patients often undergo restorative proctocolectomy with stapled ileal pouch-anal anastomosis (IPAA).
- Anastomotic leakage (AL) is a potential complication following IPAA, necessitating evaluation of its long-term consequences.
Purpose of the Study:
- To determine the incidence and severity of AL in stapled IPAA.
- To assess the long-term effects of AL on pouch function, survival, and complications.
Main Methods:
- A longitudinal cohort study of 276 UC patients who underwent stapled IPAA.
- AL diagnosis and grading followed International Study Group of Rectal Cancer criteria.
- Long-term pouch function, complications, survival, and inflammation (Pouchitis Disease Activity Index) were evaluated.
Main Results:
- AL occurred in 8.3% of patients (grade B/C).
- Anastomotic stricture was more frequent in the AL group (13.0% vs. 3.2%, p=0.020).
- No significant differences were observed in other late complications, pouch survival, bowel function, or pouchitis between AL and non-AL groups.
Conclusions:
- Curable AL generally does not adversely affect long-term pouch survival, function, or inflammation, apart from an increased risk of anastomotic stricture.
- Preventing the severity of AL through perioperative management is crucial for favorable long-term outcomes.
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