Severe

Characteristics

  • Failed incision and drainage and oral antibiotics

  • Systemic signs of infection

  • Multiple abscesses

  • Extremes of age

Common Pathogens

Methicillin-sensitive S. aureus

Risk factors:

  • Evidence of MRSA infection elsewhere

  • Nasal colonization with MRSA

  • Injection drug use

Empiric Regimen of Choice

Broader coverage may be required depending on location of abscess or patient risk factors (eg. Immunocompromised)