Lyme disease

DDx

  • Urticaria
  • Reaction to arthropod bite
  • Cellulitis
  • Erythema multiforme
  • Granuloma annulare
  • Rocky Mountain spotted fever
  • Primary HIV infection
  • Fibromyalgia
  • Gonococcal arthritis
  • Rheumatic fever
  • Still’s disease
  • Parvovirus B19 infection
  • Sarcoidosis
  • Systemic lupus erythematosus
  • Viral meningitis
  • Bell’s palsy
  • Lyme disease-like illness due to Amblyomma americanum (Lone Star tick)

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Last updated: December 1, 2014