3. Cellulitis - an area of erythema without the presence of a wound with drainage or abscess; Cellulitis associated with an abscess will be categorized as an abscess. Cellulitis associated with an infected wound will be classified as an infected wound. Patients with cellulitis and an abscess less than 2 cm will be excluded. Infected wound associated with an abscess that may require I&D, will be classified as an infected wound.