Impetigo, A Brief Review (Answer to the Clinical Quiz of the Previous Issue)

Impetigo is a primary superficial bacterial skin infection, initially vesicular or bullous, and later crusted. It is caused by staphylococcus aureus, Streptococcus pyogenes or both. It is highly contagious and usually treated with systemic antibiotics. Possible complications include cellulitis, lymphangitis, furunculosis, Methicillin-resistant Staphylococcus aureus (MRSA) infection, pigmentary changes with or without scarring and acute post streptococcal glumerulonephritis (PSGN).A concise review of literature is presented here to cover the most important aspects of impetigo