Pyoderma gangrenosum

Pyoderma gangrenosum is a topic covered in the Diagnosaurus.

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Emergency Central

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DDx

  • Ulcer secondary to underlying infection (eg, mycobacterial, fungal, tertiary syphilis, amebiasis)
  • Ulcer secondary to underlying neoplasm
  • Folliculitis
  • Arthropod bites (insect bites)
  • Sweet’s syndrome (acute febrile neutrophilic dermatosis)
  • Vasculitis (eg, Wegener’s granulomatosis)
  • Warfarin necrosis

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Last updated: December 1, 2014