Catherine Liu

All articles by Catherine Liu

Staphylococcus aureus (S. aureus)

OVERVIEW: What every clinician needs to know Pathogen name and classification Staphylococcus aureus — a gram-positive coccus found singly, in pairs, tetrads, and irregular grapelike clusters. It is non-motile, non-spore forming, catalase positive, coagulase positive, and facultative anaerobe. It is both a colonizer (e.g., nares (primary reservoir), pharynx, axilla, groin, and/or damaged skin surfaces) and…

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