Pathogens
Staphylococcus aureus

Staphylococcus aureus

Precautions

See 'Additional Information'

Susceptibilities

General Information

MSSA

  • Anti-staphylococcal penicillins (i.e. nafcillin)
  • Cefazolin

MRSA

  • Vancomycin
  • Linezolid
  • Daptomycin

MSSA

  • Penicillins
  • Cephalosporins
  • Carbapenems
  • Vancomycin
  • Daptomycin
  • Linezolid

MRSA

  • Ceftaroline
  • Eravacycline
  • Oritavancin

Gram positive cocci in clusters, Coagulase positive

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

MSSA - Standard precautions.

MRSA - Requires contact precautions. Add droplet precautions if patient has a cough.