Early topical mitomycin-C prevents stricture formation in children with caustic ingestion

Happy Sawires1, Ayman Aeskander2, Manal El-Sayed1

  • 1Pediatric Department, Cairo University, Giza, Egypt.

Insights

Early topical application of mitomycin C (MMC) significantly reduced esophageal strictures in children after corrosive ingestion. This treatment proved safe and effective, decreasing the need for dilatations compared to conventional management.

Area of Science:

  • Pediatric Gastroenterology
  • Otolaryngology
  • Toxicology

Background:

  • Caustic ingestion in children frequently leads to esophageal strictures, a common long-term complication.
  • Current management often involves repeated endoscopic dilatations, which can be burdensome and less effective.

Purpose of the Study:

  • To evaluate the efficacy and safety of early topical endoscopic application of mitomycin C (MMC) in preventing stricture formation after caustic ingestion in pediatric patients.

Main Methods:

  • A prospective, randomized-controlled study included 78 children with recent caustic ingestion; 61 completed the study.
  • Group A (30 children) received topical MMC within 48 hours, while Group B (31 children) received conventional management.
  • Both groups underwent follow-up endoscopic dilatations as needed.

Main Results:

  • Only 30% of children treated with early MMC developed strictures, compared to 100% in the conventional management group (P < 0.001).
  • The MMC group required zero median dilatations, versus 26 in the conventional group (P < 0.001).
  • Early MMC application achieved an 86.7% complete response rate, significantly higher than conventional therapy (35.5%).

Conclusions:

  • Early topical mitomycin C application is an effective and safe strategy for preventing esophageal strictures and scar formation in children following corrosive ingestion.
  • This approach reduces the need for subsequent endoscopic interventions.
Abstract

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