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Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
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Updated: Feb 5, 2026

Measuring RAN Peptide Toxicity in C. elegans
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[Toxic megacolon: surgical timing important!].

P Aeberhard1

  • 1Chirurgische Klinik, Kantonsspital, Aarau, Schweiz.

Zentralblatt Fur Chirurgie
|March 4, 1999
PubMed
Summary

Toxic megacolon, a severe colitis complication, requires careful surgical timing. Colectomy with ileostomy is preferred, avoiding rectal excision to reduce mortality and morbidity in urgent cases.

Area of Science:

  • Gastroenterology
  • Colorectal Surgery

Context:

  • Toxic megacolon involves colonic dilatation during severe colitis.
  • It's a complication of inflammatory bowel disease (IBD) and infectious colitis.
  • Transmural inflammation indicates impending perforation, significantly increasing mortality.

Purpose:

  • To define toxic megacolon and its surgical management.
  • To emphasize interdisciplinary collaboration for optimal surgical timing.
  • To highlight colectomy and ileostomy as the preferred surgical approach.

Summary:

  • Toxic megacolon is defined by colonic dilatation in severe colitis, often linked to IBD or infections.
  • Surgical intervention timing is critical and requires collaboration between gastroenterologists and surgeons.

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  • Colectomy with ileostomy, avoiding rectal excision, improves outcomes for urgent toxic megacolon surgery.

    • Impact:

    • Colectomy and ileostomy, with modified rectal stump management, decrease surgical mortality and morbidity.
    • Avoidance of rectal excision in urgent colectomy for toxic megacolon is crucial for better patient outcomes.
    • Outdated decompression procedures are less favored than bowel resection for toxic megacolon.