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  1. Jun 2017
  2. May 2017
    1. Pneumonia is the second leading reason for hospitalization of medicare beneficiaries and accounts for more than 600,000 medicare hospitalizations yearly [1,2]. It is common and potentially serious infected. The elderly are more susceptible to pneumonia and more likely to die from this infection than younger populations

      Pneumonia prevalence among geriatric population

    1. P. aeruginosa have been found to survive within droplet nuclei and can remain in aerosols for long periods of time, thus there is evidence of potential airborne transmission Footnote 20. Contact with contaminated water is also a major route, but since the oral infectious dose is thought to be very high, routes that pose the greatest health risk are skin exposure (for example, in contaminated hot tub water) and lung exposure from inhaling aerosols discharged from infected respiratory tracts Footnote 13. The bacterial can often enter the body through injuries and wounds Footnote 3. The use of contaminated mechanical respiratory ventilators in hospital settings is also a common source of nosocomial infections Footnote 12.

      Transmission

    1. SURVIVAL OUTSIDE HOST: Fusobacteria have been known to persist in soil for up to 18 weeks (16). They survive well in wet soil with high manure content (17), however, studies of aerated fecal slurry showed that the levels of Fusobacterium were below the level of detection after 24 hours (18). In non-aerated fecal slurry, no change in Fusobacterium levels were observed in the first 24 hours, and Fusobacteria were no longer present after 6 days. Survival on BHIA medium exposed to air ranges from six hours to seven days depending on species

      Can survive outside of host.

    1. Fusobacteria necrophorum produces a leukocidin and hemolyses erythrocytes of humans, horses, rabbits, and, much less extensively, sheep and cattle. Certain F necrophorum cells hemagglutinate the erythrocytes of humans, chickens, and pigeons. A bovine isolate of F necrophorum demonstrates phospholipase A and lysophospholipase activity.

      Virulence factors

  3. Apr 2017