Difference between revisions of "Impetigo"

(Differential Diagnosis)
(Treatment)
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==Treatment==
 
==Treatment==
*Topical antibiotics
+
===[[Antibiotics]]===
**Mupirocin ointment 2% TID x 7-14d
+
{{Impetigo Antibiotics}}
*Oral antibiotics
 
**Consider for large areas or if topical treatment is impractical or for [[bullous impetigo]]
 
**[[Clindamycin]] 24mg/kg/d in 3 doses x7-10d
 
  
 
==See Also==
 
==See Also==

Revision as of 15:03, 25 April 2015

Background

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

Diagnosis

Impetigo honey-colored scab
  • 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

Work-up

  • Clinical diagnosis

Differential Diagnosis

Rash

Treatment

Antibiotics

Coverage for MSSA, MRSA, Group A Strep

Topical therapy

  • Mupirocin (Bactroban) 2% ointment q8hrs x 5 days
    • For nonbullous impetigo, topic antibiotics are as effective as oral antibiotics

Oral Therapy

See Also

Source