Dermatology · UKMLA & AKT

Skin signs in inflammatory bowel disease

A free high-yield preview for the UKMLA Applied Knowledge Test, covering how to recognise this condition. The full SA Note notes add investigations, management and complications, with practice questions on this topic.

Key high-yield points

  • IBD (Crohn's disease and UC) causes extra-intestinal skin manifestations in up to 40% of patients
  • Key skin signs: erythema nodosum, pyoderma gangrenosum (PG), aphthous ulcers, psoriasis, perianal skin changes (CD)
  • CD affects the GI tract from mouth to anus; most commonly affects the ileum - explaining weight loss from malabsorption

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Related UKMLA topics

Dermatological manifestations of diabetes mellitusCutaneous manifestations of systemic lupus erythematosusDermatological features of thyroid diseaseSkin manifestations of liver diseaseCutaneous signs of malignancy (paraneoplastic dermatoses)Skin changes in sarcoidosis