Impetigo

Revision as of 17:38, 6 November 2011 by Jswartz (talk | contribs)

Background

  • Superficial infection caused by staph or strep
  • May be super-infection or primary infection
  • Fever and systemic signs are uncommon

Diagnosis

  • Non-bullous
    • 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

Treatment

  • Mupirocin ointment 2% TID x 7-14d
  • Consider oral therapy for large areas or if topical tx is impractical
    • Cephalexin 40mg/kg/d divided in 3 doses x7-10d OR clinda 24mg/kg/d in 3 doses x7-10d

Source

Tintinalli