Stenotrophomonas maltophilia

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Stenotrophomonas maltophilia / (Redirected from Stenotrophomonas)

Background

Microbiology

  • Aerobic, non-fermentive, catalase positive, oxidase negative, Gram-negative bacillus
  • Multiple mechanisms of resistance
    • RND, MfsA, and Sme-related efflux pumps
    • Sul or dfrA genes (TMP-SMX resistance)
    • β-lactamases
    • Aminoglycoside-modifying enzymes

Clinical Manifestations

  • Nosocomial infections with high mortality and high antibiotic resistance

Management