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Infection Control and Prevention

Infection Control and Prevention. Maria del Rosario, MD, MPH Infectious Disease Epidemiology Program www.wvidep.org WVDHHR/BPH/DSDC February 2009. Objectives. Learn about the basic principles of infection and disease. Understand how disease is transmitted.

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Infection Control and Prevention

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  1. Infection Control and Prevention Maria del Rosario, MD, MPH Infectious Disease Epidemiology Program www.wvidep.org WVDHHR/BPH/DSDC February 2009

  2. Objectives • Learn about the basic principles of infection and disease. • Understand how disease is transmitted. • Review infection control measures.

  3. Definition of Terms (1) Host: living animal or plant Agent: something that produces or is capable of producing an effect, i.e. infection Vector: an organism (as an insect) that transmits an agent from one organism or source to another Vehicle: inanimate object (food, water, etc) that can carry an agent from one organism to another 3

  4. Definition of Terms (2) Disease: impairment of normal functioning, manifested by signs and symptoms Infection: the state produced by the establishment of an infective agent in or on a suitable host , host may or may not have signs or symptoms Carrier:individual harbors the agent but does not have symptoms. Person can infect others. Reservoir:habitat (man, animal, etc.) in which the agent normally lives, grows, and multiplies

  5. Disease Causation

  6. Disease Transmission

  7. Mode of Transmission

  8. Infection Control

  9. Infection Prevention Education and Training • Hygiene • Sanitation • Follow public health recommendations – food preparation, isolation and quarantine Vaccination • Keep up to date Medicine • Prophylactic antibiotics – meningitis, pertussis

  10. Summary

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