Distribution and occurrence of foodborne illness

1
Distribution and occurrence of foodborne
illness
FS0601 1
2000
2
Surveillance of foodborne disease
This includes
? - Getting reports of FBD
? - Investigating outbreaks (including
clinical laboratory analysis)
? - Compiling and interpreting data
? - Reporting to public health authorities,
industry and public
FS0601 2
2000
3
Examples of major global existing and emerging
pathogens
- Major
? Salmonella
? Campylobacter ? Shigella
? V. cholerae ? Trematodes
- Emerging pathogens
? E. coli (EHEC)
? Aeromonas hydrophila ? Listeria
monocytogenes ? Vibrio cholerae 0139
? Cryptosporidium
FS0601 3
2000
4
Incidence of FBD
in some European countries
140
120 100
Austria England/ Wales
80
60
Poland Spain
40
20
0
Year
91 92
89 90
93
FS0601 4
2000
5
Incidence of salmonellosis in Europe
140
120
Bulgaria Denmark
100
80
EnglandWales Italy
60
Russian Fed. Sweden
40
20
0
89 90
91 92 93
Year
FS0601 5 2000
6
Cholera
Disease of poor communities, spreads fastest
where there is
? - Inadequate sewage disposal / untreated
irrigation water
? - No chlorination of water ? - Poor
personal hygiene ? - Contaminated food
? - Lack of knowledge of food hygiene
FS0601 6
2000
7
Countries / areas reporting cholera 1961 - 93
FS0601 7
2000
8
Global cholera situation 1984 - 91
600
No. Reported Cases (000s)
500
400
300
200
100
0
84 85 86 87 88
89 90 91
Year
FS0601 8 2000
9
Spread of epidemic cholera -
Latin-America January 1991 - July 1992
Initial
epidemics Jan 1991
July 1992
February 1992 August 1991
FS0601 9
2000
10
Global spread of cholera 1961-73
1970
1965-66
1971-73
1963
1964
1961
1970
1962
1970
1973
1971
1971-73
1963
FS0601 10
2000
11
Listeriosis - lab reports England, Wales and N.
Ireland 1983-91
Pâté, cook-chill and soft cheese warnings
300
250
200
150
100
50
0
83 84 85 86 87 88 89 90 91
Year
FS0601 11 2000
12
Distribution and occurrence of FBD - Key
messages

• Surveillance of FBD and the factors
  contributing to it is important for finding
  control options.

• Campylobacter and Salmonella are the two
  main causes of FBD world-wide

• The incidence of Listeriosis is increasing
  in Europe

• Cholera is still a serious problem in
  developing countries

FS0601 12
2000