Difference between revisions of "Impetigo"

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**Bullae form as result of staph toxin
**Bullae form as result of staph toxin
**Some cases caused by MRSA
**Some cases caused by MRSA
[[File:ImpetigoF.jpg|center|frame|500px|Impetigo honey-colored scab]]

Revision as of 23:21, 21 August 2013


  • Superficial epidermal infection characterized by amber crusts (nonbullous) or vesicles (bullous)
  • May be super-infection or primary infection
  • Fever and systemic signs are uncommon


  • Nonbullous
    • Erythematous macules/papules develop into vesicles which become pustular and rupture
      • As rupture release yellow fluid which dries to form stratified golden crust
  • Bullous
    • Bullae form as result of staph toxin
    • Some cases caused by MRSA
Impetigo honey-colored scab


  • Topical abx
    • Mupirocin ointment 2% TID x 7-14d
  • Oral abx
    • Consider for large areas or if topical tx is impractical or for bullous impetigo
    • Clindamycin 24mg/kg/d in 3 doses x7-10d