Difference between revisions of "Impetigo"

(Treatment)
(Background)
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*Superficial epidermal infection characterized by amber crusts (nonbullous) or vesicles (bullous)
 
*Superficial epidermal infection characterized by amber crusts (nonbullous) or vesicles (bullous)
 
*May be super-infection or primary infection
 
*May be super-infection or primary infection
 +
**Typical causative organisms are ''Staphylococcus. aureus or Streptococcus pyogenes''
 
*Fever and systemic signs are uncommon
 
*Fever and systemic signs are uncommon
  

Revision as of 00:16, 24 February 2015

Background

  • Superficial epidermal infection characterized by amber crusts (nonbullous) or vesicles (bullous)
  • May be super-infection or primary infection
    • Typical causative organisms are Staphylococcus. aureus or Streptococcus pyogenes
  • Fever and systemic signs are uncommon

Diagnosis

  • 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

Treatment

  • Topical abx
    • Mupirocin ointment 2% TID x 7-14d
  • Oral abx

Source

Tintinalli