Staphylococcus aureus is a ubiquitous organism that colonizes the skin/nares and can cause invasive disease.

MRSA risk factors include:

• Health care exposure
• Antimicrobial use
• Incarceration
• IDU
• Shared equipment
• Others

• Pyogenic skin and soft tissue infection
• MSK infection
• Endocarditis
• Abscess
• Pneumonia
• Infection of prosthetic devices
• Others