What is Impetigo?

Impetigo is a superficial bacterial skin infection caused by staph or strep that most frequently affects children 2 through 5 years old.

This skin condition usually occurs on their face, legs and arms. In general, impetigo is a mild infection that can appear anywhere on the body and is more common in areas with hot, humid summers and mild winters.


Impetigo is most common in children 2 through 5 years old.

Signs and Symptoms of Impetigo

Common symptoms include:

  • Red, itchy sores that break open and leak a clear fluid or pus for a few days – most commonly occurring around the nose and mouth or on the arms and legs
  • Crusty yellowish scabs that form over these sores and most often heal without any scarring

Causes of Impetigo

Impetigo is a skin infection caused by one or both of the following bacteria:

  • Group A streptococcus – which is highly contagious
  • Staphylococcus aureus


Impetigo Treatments

Our impetigo treatment typically includes topical antibiotics applied directly to the child’s skin or oral antibiotics if the child’s impetigo covers a larger area of their body and/or multiple body parts.