10 Questions
What percentage of hospitalized patients will have a urinary catheter for part of their stay?
25-30%
Which factor decreases local host defenses and contributes to the pathogenesis of catheter-associated urinary tract infections?
Bladder trauma
What is the most common source of uropathogens causing catheter-associated urinary tract infections?
Patient's own enteric flora (E. coli)
Which condition is NOT considered a risk factor for nosocomial urinary tract infections?
Regular handwashing
What is the most important measure to prevent nosocomial urinary tract infections?
Discontinuing catheters as soon as possible
What contributes to the increased risk of nosocomial infections in ICU patients?
The frequent contact with health care workers due to the use and maintenance of catheters
Which multidrug-resistant pathogen is being isolated with increasing frequency in ICUs?
Methicillin-resistant Staphylococcus aureus (MRSA)
What was the overall rate of device-associated infection in the surveillance study mentioned?
14.7 percent or 22.5 infections per 1000 ICU days
What was the rate of ventilator associated pneumonia (VAP) in the surveillance study?
24.1 cases/1000 ventilator days
What type of infections had a rate of 8.9/1000 catheter days in the surveillance study?
Catheter-associated urinary tract infections
Explore the contributing factors to nosocomial infections in the intensive care unit (ICU), including chronic comorbid illnesses, indwelling catheters, and contact with healthcare workers. Understand the predisposition of ICU patients to colonization and infection with nosocomial pathogens, including multidrug-resistant strains.
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