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Chain of Infection:
How do nurses contribute to the prevention of and spread of infection?
A host
a person who provides living conditions to support a microorganism
A carrier
a person who carries an organism without apparent signs and symptoms and is able to transmit an infection to others
Colonization
describes microorganisms present without host inference or interaction
Infection
indicates host interaction with the organism
Disease
the infected host displays a decline in wellness caused by the infection
Information Resources
- World Health Organization (WHO)
- Centers for Disease Control and Prevention (CDC)
- Occupational safety and health administration (OSHA)
- Local agencies
- Hospital and facility infection control specialists and facility policies
CDC
is a federal agency responsible for monitoring endemic and epidemic disease, recommending strategies to decrease incidence, and developing guidelines to reduce risk to patients and health care workers
Isolation Precautions
- Guidelines to prevent the transmission of microorganisms in hospitals
- Standard precautions used for all patients
- The primary strategy for preventing HAIs
- Transmission-based precautions are for patients with known infectious diseases spread by airborne, droplet, or contact routes
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