Outbreak Of Extensively Drug Resistant Stenotrophomonas Maltophilia In Burn Unit

Usman Ali1, Shahid Ahmad Abbasi2, Fatima Kaleem1

  • 1Department of Pathology, Foundation University Medical College, Islamabad, Pakistan.

Insights

An outbreak of extensively drug-resistant Stenotrophomonas maltophilia occurred in a hospital burn unit. Timely intervention and colistin treatment effectively controlled the infection, highlighting colistin

Area of Science:

  • Infectious Diseases
  • Microbiology
  • Hospital Epidemiology

Background:

  • Stenotrophomonas maltophilia is an increasing cause of healthcare-associated infections.
  • The emergence of extensively drug-resistant (XDR) strains poses significant treatment challenges.

Observation:

  • An outbreak of XDR Stenotrophomonas maltophilia infection was identified in a tertiary care hospital's burn unit in July 2016.
  • The isolated strain demonstrated resistance to all tested antimicrobials except colistin.

Findings:

  • A comprehensive outbreak investigation was conducted.
  • The outbreak was successfully controlled following prompt and appropriate interventions.
  • All affected patients received adequate treatment with colistin.

Implications:

  • Colistin remains a crucial therapeutic option for XDR Stenotrophomonas maltophilia infections.
  • Effective infection control and surveillance are vital for managing nosocomial outbreaks.
  • This case underscores the importance of antimicrobial stewardship in combating resistant pathogens.

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