Staphylococcus aureus

Staphylococcus aureus


See 'Additional Information'

General Information

Gram positive cocci in clusters, Coagulase positive

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

MRSA risk factors include health care exposure (hospitalization, hemodialysis), antimicrobial use, incarceration, IDU, shared equipment and others

Highly virulent organism; infection manifests as pyogenic skin and soft tissue infection, MSK infection, endocarditis, abscess, pneumonia, infection of prosthetic devices and others

MSSA: Standard precautions.


  • Requires contact precautions.
  • Add droplet if patient has a cough