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Transmission of Infection and Hospital Acquired Infections

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Transmission of Infection and Hospital Acquired Infections

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Questions and Answers

What percentage of hospitalized patients had nosocomial infections according to a study in 55 hospitals across 14 countries?

15%

10%

8.7% (correct)

What is the primary distinguishing factor between community-acquired infections and hospital-acquired infections?

Length of hospital stay

Type of infecting organism (correct)

Age of patient

Medical history

What is the definition of nosocomial infection according to eMedicine?

Infections that are antibiotic-resistant

Infections not present and without evidence of incubation at the time of admission (correct)

Infections acquired after 24 hours of admission

Infections present at the time of admission

What is the primary source of nosocomial infections?

Exogenous sources Signup and view all the answers

What percentage of all hospitalizations in the United States are associated with nosocomial infections?

5% Signup and view all the answers

Which of the following is an example of a common nosocomial pathogen?

Ha-MRSA Signup and view all the answers

What are examples of endogenous sources of nosocomial infections?

Nasopharynx Signup and view all the answers

Which risk factor is associated with the invasion of colonizing pathogens in nosocomial infections?

Severity of illness Signup and view all the answers

What are common types of nosocomial infections?

Bloodstream infection Signup and view all the answers

How is a nosocomial infection diagnosed?

Detailed history and examination Signup and view all the answers

What is a common management approach for nosocomial infections?

Removal of the infection source like central line or urinary catheter Signup and view all the answers