Impetigo is a bacterial infection of the surface layers of the skin. It is not a serious condition but is highly contagious. There are two different types of impetigo – bullous and non-bullous. The ...

Dermatology Nursing. 2008;20(1):47-49,53. 1. Impetigo is a bacterial infection of the skin which occurs in two forms: bullous and nonbullous, the former caused by S. aureus, the latter by either S.