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Related Experiment Videos

Pyoderma gangrenosum in inflammatory bowel disease.

M D Levitt1, J K Ritchie, J E Lennard-Jones

  • 1St. Mark's Hospital, London, UK.

The British Journal of Surgery
|June 1, 1991
PubMed
Summary

Pyoderma gangrenosum frequently occurs with inflammatory bowel diseases like ulcerative colitis and Crohn's disease. Healing of pyoderma after intestinal surgery is unpredictable, often requiring additional therapies.

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Area of Science:

  • Gastroenterology
  • Dermatology
  • Immunology

Background:

  • Pyoderma gangrenosum (PG) is a rare neutrophilic dermatosis often associated with systemic diseases.
  • Inflammatory bowel disease (IBD), including ulcerative colitis (UC) and Crohn's disease (CD), is a known comorbidity of PG.

Purpose of the Study:

  • To investigate the association between pyoderma gangrenosum and inflammatory bowel disease.
  • To analyze the clinical characteristics, management, and outcomes of pyoderma gangrenosum in patients with ulcerative colitis and Crohn's disease.

Main Methods:

  • Retrospective case series analysis of 34 patients with pyoderma gangrenosum and IBD (22 UC, 12 CD) treated at St. Mark's Hospital from 1954 onwards.
  • Review of patient records for demographic data, clinical presentation, disease activity, associated conditions, and treatment outcomes.

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Main Results:

  • Pyoderma gangrenosum lesions were predominantly multiple and located on the lower extremities.
  • Active IBD was observed in 50% of UC and 75% of CD patients at PG diagnosis.
  • Associated conditions, notably seronegative arthritis, were common.
  • Pyoderma gangrenosum resolved without intestinal resection in two-thirds of patients.
  • Healing after intestinal resection was variable, with prompt healing in 6/15 cases, requiring additional therapy in 4, and slow/no healing in 5.

Conclusions:

  • Pyoderma gangrenosum is a significant extraintestinal manifestation of both ulcerative colitis and Crohn's disease.
  • The course and healing of pyoderma gangrenosum in IBD patients are complex and influenced by disease activity and surgical intervention.
  • Intestinal resection outcomes for pyoderma gangrenosum are unpredictable, necessitating individualized treatment strategies.