Stenotrophomonas

Please note: This is for information only.

Refer to local guidelines for treatment recommendations

  • Gram-negative bacilli related to Pseudomonas.
  • Relatively uncommon cause of infection; often resistant to many antibiotic agents.
  • Main pathogen is S. maltophilia.

Main clinical manifestations:

  • Pneumonia
  • Septicaemia
  • Exacerbations of cystic fibrosis
  • Serious infections are usually seen in debilitated or immunocompromised patients.

Usually sensitive to:

  • Highly variable. If treatment required, discussion with a microbiologist or infectious disease specialist is recommended.
  • Co-trimoxazole +/- ceftazidime.

Usually resistant to:

  • Many antibiotics including carbapenems (imipenem, meropenem).