Serratia marcescens

Serratia marcescens


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General Information

Gram negative rod, of the Enterobacteriaceae family. Often highly resistant.

Environmental organism, can colonize humans.

Infection usually in nosocomial setting.

Causes nosocomial outbreaks, and is resistant to some disinfectants.

Prefers damn conditions, can commonly be found in bathrooms, showers, tiles.

Nosocomial infections:

  • Pneumonia (HAP)
  • UTI
  • Wound infections
  • Prosthetic device and line infections

May require contact precautions if highly resistant.