Stenotrophomonas.

• 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.

Page last edited: 29/10/2008

Caution; the antibiotic doses recommended on this website are intended for adult patients with normal renal and liver function unless otherwise stated. Dosing advice for patients with renal impairment is available here.

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