Difference between revisions of "Erythema nodosum"

(Associated Disease Processes)
Line 8: Line 8:
*Drug induced (OCPs, sulfonamides, PCN)
*Drug induced (OCPs, sulfonamides, PCN)
*Fungal disease (commonly [[Coccidioidomycosis]])
*Fungal disease ([[Coccidioidomycosis]], [[Histoplasmosis]])
*[[Ulcerative colitis]]
*[[Ulcerative colitis]]

Revision as of 03:03, 31 October 2018


  • Often marker for systemic disease
  • Most common in women 30-50 years of age
    • 1:6 male to female
  • Usually a self-limited disease, resolving in 3-6 wks

Associated Disease Processes

Clinical Features

Erythema nodosum.JPG
  • Painful
  • Non-ulcerative nodules
  • Violaceous, erythematous
  • Usually anterior tibia, arms, trunk

Differential Diagnosis

  • Erysipelas
  • Erythema induratum (nodular vasculitis)
  • Familial Mediterranean Fever
  • Insect bites
  • Superficial thrombophlebitis
  • Thrombophlebitis
  • Urticaria


  • Clinical diagnosis


  • Treat underlying cause
  • NSAIDs
  • RICE, cool wet compresses