Download ATS-2_Transmission of Disease_JM

Transmission of Disease
How do we get sick?
In order to catch an infectious disease, all
four conditions listed below must occur




There is the presence of a germ or a
pathogen
There is a large enough quantity of the
germ or pathogen
There is a portal of entry into the body
The immune system is weak
Causative
agent
Susceptible
host
reservoir
Portal of
entry
portal of
exit
Mode of
transmission
Mode of Transmission


Direct
person to person
animal to animal or person
Mother to unborn child
Indirect
almost anything desktops,
purses, faucet handles,
doorknobs
 If
we can break the chain of infection
and eliminate one of these four
conditions, the infection cannot occur.


Good Handwashing
Proper PPE can eliminate the portal of
entry and can prevent disease
transmission.
Prevent Disease….
…………….Wash your Hands
Organizations with Guidelines

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CDC
OSHA
CLIA
FDA
DTAE
CDC Writes the guidelines
for standard precautions
Basis
 All patients pose a risk to healthcare
workers
 Every body fluid must be considered
a potential for infection
OSHA
Bloodborne Pathogen Standard
To protect Healthcare workers
•You must be provided PPE
• You must be offered Hep B
vaccine for free
• You must be given a free
medical evaluation if you are
exposed accidentally
CLIA (Clinical Laboratory Improvement
Amendments)

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
Controls standards for lab testing
Operates with CDC and FDA
Provides certification for lab testing
if you perform urine tests in a Dr’s
office you must have CLIA
certification
FDA
REGULATORY BODY FOR
 FOOD
 DRUGS
 MEDICAL DEVICES
 COSMETICS
 RADIATION EMITING PRODUCTS
http://www.fda.gov/
DTAE
Department of Technical Adult
Education
GED info
http://www.dtae.org/Adultlit/ged.html