Cellulitis

Background

• Acute non-purulent spreading infection of the subcutanous tissue, causing overlying skin inflammation
• Most often caused by strep, staph, MRSA
• H.flu is most common cause in the orbit.

DDx

• Deep Venous Thrombosis
• Necrotizing Fasciitis

Diagnosis

• Often accompanied by fever, chills, malaise, HA, vomiting
• Rash
  • Local redness, heat, swelling
  • Warm tender indistinct margins. Pyrexia may signify systemic spread

Treatment

• For MRSA
  • Vancomycin, Clindamycin or TMP-SMZ plus a Beta Lactam.
• Mild cases or following initial parenteral therapy
  • Dicloxacillin or cephalexin

Source

• Tintinalli