Coagulase-negative staphylococci

Organisms

• Staphylococcus epidermidis group
  • S. epidermidis
  • S. capitis
  • S. simulans
  • ?S. warneri
• S. haemolyticus group
  • S. haemolyticus
  • S. hominis
  • S. devriesei
• S. saprophyticus: mainly causes UTIs
• S. massiliensis
• S. lugdenensis: has more in common with S. aureus and should never be considered a contaminant
• Unclear grouping
  • S. lyticans
  • S. pettenkoferi
  • S. petrasii
  • S. pseudolugdunensis

Management

• Generally resistant to beta lactams
• First-line: vancomycin
• Alternatives: linezolid, daptomycin, Septra, ciprofloxacin, doxycycline