Endoscopic Recurrence or Anastomotic Wound Healing Phenomenon after Ileocolic Resection for Crohn's Disease: The Challenges of Accurate Endoscopic Scoring

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Abstract

BACKGROUND AND AIMS: Adequate endoscopic scoring in Crohn's disease [CD] is crucial, as it dictates the need for initiating postoperative medical therapy and is utilized as an outcome parameter in clinical trials. Here we aimed to observe anastomotic wound healing in relation to endoscopic scoring of both inverted and everted stapled lines in side-to-side anastomoses. METHODS: Two prospective patient cohorts were included: ileocolic resection [ICR] for CD, and right-sided colon resection for colorectal cancer [CRC]. Videos taken during colonoscopy 6 months postoperatively were evaluated. The Simplified Endoscopic Activity Score for Crohn's Disease and modified Rutgeerts score were determined. The primary outcome was the presence of ulcerations in CD patients on both the inverted and the everted stapled lines. Secondary outcomes were the presence of anastomotic ulcerations in CRC patients and the number of cases having ulcerations exclusively at the inverted stapled line. RESULTS: Of the 82 patients included in the CD cohort, ulcerations were present in 63/82 [76.8%] at the inverted- vs 1/71 [1.4%] at the everted stapled line. Likewise in the CRC cohort, ulcerations were present in 4/6 [67.7%] at the inverted vs 0/6 [0%] at the everted stapled line. In total, 27% of the 63 patients in the CD cohort had ulcerations exclusively on the inverted stapled line. CONCLUSION: Inverted stapled lines heal with ulcerations, whereas everted stapled lines heal without any ulcerations, in both CD and non-CD patients. The abnormalities at the inverted stapled line might interfere with endoscopic scoring of recurrence, with potentially an impact on patients' quality of life and on healthcare costs if postoperative treatment is initiated incorrectly.
Original languageEnglish
Pages (from-to)693-699
Number of pages7
JournalJournal of Crohn's & Colitis
Volume17
Issue number5
DOIs
Publication statusPublished - 1 May 2023

Keywords

  • Crohn’s disease
  • anastomotic wound healing
  • endoscopic recurrence
  • ileocolic resection

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