Staphylococcus aureus (MSSA)
Gram positive cocci in clusters, coagulase positive
S. aureus is a ubiquitous organism that colonizes the skin/nares and can cause invasive disease.
Can cause a wide range of clinical syndromes
Pyogenic skin and soft tissue infection
Infection of prosthetic devices
Toxin mediated diseases:
Staphylococcal toxic shock syndrome
Staphylococcal food poisoning
Staphylococcal scalded skin syndrome
Any localized S. aureus infection can become invasive and lead to bacteremia.
Infectious disease consultation recommended for all invasive infections.