Is end-to-end or side-to-end anastomotic configuration associated with risk of positive intraoperative air leak test in left-sided colon and rectal resections for colon and rectal cancers?
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View abstract on PubMed
Summary
This summary is machine-generated.End-to-end anastomosis (EEA) shows higher intraoperative air leak rates than non-EEA (NEEA) in colorectal surgery. However, both techniques had similar rates of postoperative clinical leaks, indicating no significant difference in patient outcomes.
Area Of Science
- Colorectal Surgery
- Surgical Techniques
- Anastomotic Leak Prevention
Background
- Anastomotic leak post-colorectal resection leads to significant morbidity and mortality.
- Limited data exists on the comparative utility of end-to-end anastomosis (EEA) versus non-EEA (NEEA) in preventing postoperative leaks.
- Understanding anastomotic technique's impact on leak rates is crucial for improving patient outcomes.
Purpose Of The Study
- To analyze the association between anastomotic construction techniques (EEA vs. NEEA) and intraoperative assessments.
- To evaluate the relationship between anastomotic technique, intraoperative leak tests, and subsequent clinical anastomotic leaks.
- To determine if EEA or NEEA is superior in reducing postoperative leaks after colorectal resection.
Main Methods
- Retrospective cohort study of 844 patients undergoing left-sided colorectal resections with colorectal or coloanal anastomoses.
- Comparison of outcomes including intraoperative air leak, incomplete donuts, and postoperative clinical leak between EEA and NEEA groups.
- Univariate and multivariate analyses to assess the association between anastomotic technique and leak rates.
Main Results
- EEA was associated with significantly higher rates of intraoperative air leaks compared to NEEA (4.9% vs. 1.2%, P = .005).
- Multivariate analysis confirmed EEA's association with increased intraoperative air leaks (OR, 3.6; P = .049).
- No significant difference was observed in postoperative clinical leak rates between EEA and NEEA groups (P = .69).
Conclusions
- End-to-end anastomosis (EEA) is linked to a higher incidence of intraoperative air leaks than non-EEA (NEEA).
- Despite increased intraoperative leaks, EEA does not appear to increase the risk of postoperative clinical anastomotic leaks.
- The choice of anastomotic technique may influence intraoperative findings without impacting definitive clinical outcomes.
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