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: recent hospitalization, residence in long-term care, hemodialysis, recent antibiotic use, injection drug use, incarceration.
Highly virulent organism; infection manifests as pyogenic skin and soft tissue infection, MSK infection, endocarditis, abscess, pneumonia, infection of prosthetic devices and others
S. aureus UTI should always trigger assessment for bacteremia.
Infectious Diseases consultation recommended for all S. aureus bacteremia.