Cellulitis
What is cellulitis? Cellulitis is a deep infection of the skin; it results in dermal erythema. The affected area is red, warm, indurated (hard) and tender. The responsible organisms are usually Staphylococcus aureus or Streptococus pyogenes (Group A streptecocci). Prior to the advent of a vaccine, Haemophilus influenzae was the most common cause of facial cellulitis in young children; Streptococus pyogenes is now the [...]