Left Internal Iliac Artery Stenosis as a Risk Factor for Anastomotic Leakage after Left-Sided Colorectal Surgery - Report - MDSpire

Left Internal Iliac Artery Stenosis as a Risk Factor for Anastomotic Leakage after Left-Sided Colorectal Surgery

  • By

  • Malekzadeh, Sonaz

  • QANADLI, Salah Dine

  • RIBEIRO MATEUS, Joana

  • TSEPENSHCHIKOV, Leonid

  • FOURNIER, Ian

  • ROTAS, Ioannis

  • GUENDIL, Boumediene

  • CLERC, Daniel

  • Widmer, Lucien

  • April 6, 2026

  • 0 min

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Clinical Report: Association of Left Internal Iliac Artery Stenosis with AL Risk

Overview

This study evaluates the association between left internal iliac artery stenosis and the risk of anastomotic leakage (AL) following left-sided colorectal resection. Findings indicate that LII stenosis is a significant predictor of AL, suggesting the need for preoperative vascular assessment.

Background

Anastomotic leakage (AL) is a major complication following colorectal cancer surgery, contributing to increased morbidity and mortality. Identifying risk factors for AL is crucial for improving surgical outcomes. This study focuses on the role of arterial stenosis in predicting AL, particularly in patients undergoing left-sided colorectal resections.

Data Highlights

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Key Findings

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Clinical Implications

Preoperative assessment of left internal iliac artery stenosis via contrast-enhanced CT may enhance risk stratification for anastomotic leakage in patients undergoing left-sided colorectal resections. This could guide preventive strategies and improve surgical outcomes.

Conclusion

LII stenosis is a critical vascular predictor of anastomotic leakage following left-sided colorectal surgery. Incorporating routine preoperative vascular assessments may improve patient management and outcomes.

Related Resources & Content

  1. Rabhari et al., International Journal of Colorectal Disease, 2026 -- Analysis of diverting ileostomy for colorectal cancer surgery: stenosis and T4 invasion are risk factors of reoperation due to anastomotic leakage, even when ileostomy is performed
  2. Author(s), International Journal of Colorectal Disease, 2021 -- Association of Inferior Mesenteric Artery Occlusive Disease with Anastomotic Leakage Following Left-Sided Colorectal Cancer Surgery: A Retrospective Cohort Analysis
  3. Author(s), International Journal of Colorectal Disease, 2024 -- Influence of Anastomotic Leakage Features on the Development of Anastomotic Stenosis Following Colorectal Resection: A Retrospective Cohort Analysis
  4. Author(s), International Journal of Colorectal Disease, 2026 -- Prognostic value of preoperative anorectal manometry parameters for anastomotic leakage after sphincter-preserving surgery for rectal cancer
  5. Anatomy, Abdomen and Pelvis: Inferior Mesenteric Artery - StatPearls - NCBI Bookshelf
  6. Clinical practice guidelines for enhanced recovery after colon and rectal surgery
  7. Blood Perfusion Assessment by Indocyanine Green Fluorescence Imaging for Minimally Invasive Rectal Cancer Surgery
  8. Anatomy, Abdomen and Pelvis: Inferior Mesenteric Artery - StatPearls - NCBI Bookshelf

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