Nosocomial Infections

L. pneumophila persist in water supply regardless of disinfection procedures

Published in TB and Outbreaks Week, May 10th, 2005

L. pneumophila persists in a hospital water supply regardless of disinfection procedures.

According to recent research from Finland, "After a nosocomial outbreak caused by Legionella pneumophila serogroup 5, the hospital water distribution system, which was found to be colonized by L. pneumophila serogroups 5 and 6, was decontaminated by the superheat and flush method and by installing an additional heat-shock unit in one of the hot water circuits."

"This unit exposed the recirculated water to a temperature of 80 degrees C. The efficacy of the decontamination measures was evaluated by monitoring the temperatures and...

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Source: TB and Outbreaks Week (2005-05-10)

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