A nosocomial outbreak of Legionella pneumophila caused by contaminated transesophageal echocardiography probes

Infect Control Hosp Epidemiol. 2003 Aug;24(8):619-22. doi: 10.1086/502263.

Abstract

A case-control study of three cases of Legionella pneumophila pneumonia identified transesophageal echocardiography (TEE) as a risk factor. Patient isolates and environmental strains from water used for rinsing TEE probes were identical by pulsed-field gel electrophoresis. This is the first report of endoscopy as a potential source of legionellosis.

MeSH terms

  • Aged
  • Case-Control Studies
  • Cross Infection / epidemiology*
  • Cross Infection / microbiology
  • Cross Infection / prevention & control
  • Disease Outbreaks
  • Electrophysiologic Techniques, Cardiac / adverse effects*
  • Humans
  • Legionella pneumophila / pathogenicity
  • Legionnaires' Disease / epidemiology*
  • Legionnaires' Disease / etiology
  • Legionnaires' Disease / prevention & control
  • Male
  • Middle Aged
  • Risk Factors
  • Tachycardia / diagnosis
  • Water Supply