Pathogens
Stenotrophomonas maltophilia

Stenotrophomonas maltophilia

Susceptibilities

General Information

  • TMP/SMX

  • Minocycline

  • Levofloxacin

  • Ceftazidime (if proven susceptible)

Aerobic, non-fermenting, gram-negative rod

  • May be acquired from diverse environmental sources (e.g. tap water)

  • Colonization may occur in patients with structural lung disease

  • Must distinguish colonization from clinically significant infection

Most common:

  • Bloodstream infection (usually from vascular catheter)
  • Pneumoniae (rare)
  • Urinary tras
  • Intra-abdominal infection
  • ABSSSIs
  • May require contact precautions

  • Resistance has been shown to be related to use of carbapenems