Recurrence of Transverse Colon Cancer in Diverticulum 14 Years after Endoscopic Mucosal Resection: A Case Report

Kazuki Shimomura1, Hiromitsu Iwamoto1, Kenji Matsuda1

  • 1Second Department of Surgery, School of Medicine, Wakayama Medical University, Wakayama, Wakayama, Japan.

Surgical Case Reports
|April 21, 2026
PubMed
Summary

Accurate assessment of colon cancer invasion depth within diverticula is challenging, potentially leading to under-treatment. This case shows recurrence 14 years after endoscopic therapy, emphasizing long-term surveillance and pathologist-endoscopist communication.