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Updated: Aug 10, 2026

Endoscopic Vacuum Therapy for the Treatment of Anastomotic Leakage after Total Gastrectomy with Esophagojejunostomy
04:05

Endoscopic Vacuum Therapy for the Treatment of Anastomotic Leakage after Total Gastrectomy with Esophagojejunostomy

Published on: August 22, 2025

[Severe diarrhea after the original well-functioning percutaneous endoscopic gastrostomy tube was replaced by a

Susanne Wigh Jensen1, Jan Eriksen, Kurt Kristensen

  • 1Sygehus, Børneafdelingen og Medicinsk Afdeling, Herning. hecswj@ringamt.dk

Ugeskrift for Laeger
|March 9, 2006
PubMed

Insights

Two children experienced colocutaneous fistulas after percutaneous endoscopic gastrostomy (PEG) tube replacement with a Mic-Key button. The button migrated to the colon, causing severe osmotic diarrhea.

Area of Science:

  • Pediatric Gastroenterology
  • Surgical Complications
  • Gastrointestinal Disorders

Background:

  • Percutaneous endoscopic gastrostomy (PEG) is a common procedure for enteral feeding in children.
  • Complications associated with PEG tubes can significantly impact patient outcomes.
  • Device migration and subsequent gastrointestinal issues require careful monitoring.

Observation:

  • Two pediatric patients developed colocutaneous fistulas following PEG tube management.
  • The complication arose after the initial PEG tube was exchanged for a Mic-Key button.
  • Both patients experienced severe osmotic diarrhea immediately after the device change.

Findings:

  • Mic-Key button migration to the colon was identified as the cause of the fistulas.
  • Colocutaneous fistula formation is a rare but serious complication of PEG tube use.
  • Osmotic diarrhea is a key clinical indicator of this complication.

Implications:

  • This highlights the importance of secure device placement and monitoring after PEG tube replacement in pediatric patients.
  • Clinicians should be vigilant for signs of device migration and gastrointestinal complications.
  • Further research into the biomechanics of button migration may inform device design and improve patient safety.

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