Methicillin-Resistant Staphylococcus Aureus (MRSA)

Background

• Two kinds of MRSA:
  • Hospital acquired-MRSA (HA-MRSA)
    • Multi-drug resistant, most commonly seen in ventilator associated pneumonia, post operative infections, and catheter associated infections
  • Community acquired-MRSA (CA-MRSA)
    • Tends to be resistant to beta-lactams, most commonly seen in Skin and Soft Tissue Infections and rarely in necrotizing pneumonia

Risk Factors

• Multiple skin sites
• Recurrent infection
• Close contact of person with Hx of MRSA
• Infection showing early necrosis

Management

• Treatment/resistance is different for each type; check specific page

See Also

• Microbiology (Main)
• Staph. aureus