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Failure of a Single-Session Intralesional Triamcinolone Injection to Prevent a Stricture After ≥90% Circumferential

Taiji Yoshimoto1, Ayaka Nakanishi1, Hiroshi Takihara2,3

  • 1Department of Gastroenterology, Tachikawa Sogo Hospital, Tachikawa, JPN.

Cureus
|April 17, 2026
PubMed
Summary

Even with triamcinolone acetonide (TAC) injections, near-circumferential colorectal endoscopic submucosal dissection (ESD) can still lead to rectal strictures. Further research is needed for better prevention strategies in high-risk cases.

Keywords:
circumferential defectcolorectal endoscopic submucosal dissectionpostoperative rectal strictureprophylactic intralesional steroid injectionsteroid prophylaxis

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