Impetigo

Question 1

What are the two bacterial causes of impetigo?

Answer 1

• Staph Aureus
• Strep Pyogenes

Question 2

How is it managed?

Answer 2

• Limited Localised Disease
  
  • First line - Topical fusidic acid
  • Second line - Topical Retapamulin
  • MRSA suspected - Topical mupirocin (Bactroban).
• Extensive disease
  
  • Oral flucloxacillin
  • Erythromycin if Pen Allergic.

Question 3

What can the question commonly have with regards to impetigo?

Answer 3

Patient has come out of hospital (MRSA) - topical mupirocin

Bugs - Staph Aureus AND Strep pyogenes

Fusidic acid fails - What next? Retapamulin.

What if Penicillin Allergic? Erythromycin.