Food-borne illness Flashcards

(29 cards)

1
Q

what is included in the changing epidemiology of food-borne disease

A

intensification and concentration of food production; changes in eating patters; changes in populations, pathogens and environment; advances in diagnostic tools

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2
Q

what can intensification and concentration of food production lead to

A

increased risk of large disperse outbreaks

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3
Q

what changes in eating patterns have been seen

A

healthier foods; ready to eat foods

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4
Q

what has advanced diagnostic tools led to

A

increased capacity to relate seemingly unrelated events

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5
Q

what is surveillance

A

ongoing, systematic collection, analysis, interpretation and dissemination of data regarding a health-related event for use in public health action to reduce morbidity and mortality and to improve health

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6
Q

what is surveillance

A

ongoing, systematic collection, analysis, interpretation and dissemination of data regarding a health-related event for use in public health action to reduce morbidity and mortality and to improve health

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7
Q

what are 3 uses of PH surveillance data

A

understand trends and patterns of disease; estimate magnitude or burden of a health problem; identify resources needed during and after PH emergencies

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8
Q

where is surveillance for foodborne disease done

A

local, provincial, national, international

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9
Q

where is surveillance for foodborne disease done

A

local, provincial, national, international

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10
Q

what is pulsenet canada

A

a large repository of PFGE data

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11
Q

what is foodnet canada

A

integrated surveillance system at sentinel sites (ontario, BC, AB);

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12
Q

what does foodnet canada do

A

monitors trends in human enteric disease, risk factors and sources of exposure within communities (retail, agriculture, animals, water)

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13
Q

what does CIPARS stand for

A

canadian integrated program for antimicrobial resistance surveillance

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14
Q

what does CIPARS do

A

monitors trends in antimicrobial use and antimicrobial resistance in bacteria from human and agri-food sectors nationally

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15
Q

what does CNDSS stand for

A

canadian notifiable disease surveillance system

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16
Q

what does CNDSS do

A

collects the number of laboratory confirmed illnesses reported to local public health units/regions to provincial public health authorities and to the national level on an annual basis

17
Q

what does the enhanced national listeriosis surveillance do

A

collects detailed case level data from invasive listeriosis cases in participating provinces

18
Q

what does the enhanced national listeriosis surveillance do

A

collects detailed case level data from invasive listeriosis cases in participating provinces

19
Q

what pathogen causes the greatest number of illnesses for food-borne disease

20
Q

what is required for a case of food-borne illness to be reported

A

to be ill enough to go to the doctor; doctor requests a sample; sample is tested

21
Q

what are the steps in a food-borne outbreak investigation and response

22
Q

what does PFGE stand for?

A

pulse-field gel electrophoresis

23
Q

incubation period of E. coli 0157 in humans

A

3-4d (range of 1-10d)

24
Q

what illness does E. coli 0157 cause in humans

A

diarrhea (ranges from mild and non-bloody to virtually all blood)

25
what is a major complication of human illness with E. coli 0157
hemolytic uremic syndrome (HUS)
26
what is the major reservoir of E. coli 0157
intestines of cattle and other animals
27
how is E. coli 0157 transmitted
primarily through ingested of contaminated food or water; can also occur by people-people transmission
28
what are the 3 pillars of a food-borne outbreak investigation
laboratory investigation, epidemiological investigation, food safety/environmental investigation
29