Why is VTEC/Ecoli 0157 Important? Gram negative bacteria, - - PowerPoint PPT Presentation

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Why is VTEC/Ecoli 0157 Important? Gram negative bacteria, - - PowerPoint PPT Presentation

Dec 01, 2022 463 likes •583 views

VTEC/Ecoli 0157 Action Plan Compiled by VTEC/ E. coli O157 Action Group Dr. Duncan F. McCormick Scottish Government Senior Medical Officer Why is VTEC/Ecoli 0157 Important?

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SLIDE 1

VTEC/Ecoli 0157 Action Plan

Compiled by VTEC/E. coli O157 Action Group

  • Dr. Duncan F. McCormick

Senior Medical Officer Scottish Government 

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SLIDE 2

Why is VTEC/Ecoli 0157 Important?

  • Gram negative bacteria, facultative anaerobe
  • Lives in gut of cattle and sheep, & environment
  • Small infective dose (<100 organisms)
  • Diarrhoea/bloody, fever, cramps……..HUS
  • Outbreaks
  • 240 cases per year in Scotland
  • Needs multi-agency action to control
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SLIDE 3

Source, pathway, receptor model

Colonised animals Contaminated animal faeces Environment Human case Contaminated human faeces

Treated Water Untreated water Untreated Food Treated Food

Direct Environment Food Water Direct Environment Food Water

(Acnowledgement: VTAG members)

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SLIDE 4

Source, pathway, receptor model

Colonised animals Contaminated animal faeces Environment Human case Contaminated human faeces

Treated Water Untreated water Untreated Food Treated Food

Direct Environment Food Water Direct Environment Food Water

(Acnowledgement: VTAG members)

ML \ 1
  • May
  • 13

Steps 1,2 & 3

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SLIDE 5

Source, pathway, receptor model

Colonised animals Contaminated animal faeces Environment Human case Contaminated human faeces

Treated Water Untreated water Untreated Food Treated Food

Direct Environment Food Water Direct Environment Food Water

(Acnowledgement: VTAG members)

ML \ 1
  • May
  • 13

Steps 4 & 5

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SLIDE 6

Source, pathway, receptor model

Colonised animals Contaminated animal faeces Environment Human case Contaminated human faeces

Treated Water Untreated water Untreated Food Treated Food

Direct Environment Food Water Direct Environment Food Water

(Acnowledgement: VTAG members)

ML \ 1
  • May
  • 13

Steps 6 & 7

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SLIDE 7

Source, pathway, receptor model

Colonised animals Contaminated animal faeces Environment Human case Contaminated human faeces

Treated Water Untreated water Untreated Food Treated Food

Direct Environment Food Water Direct Environment Food Water

(Acnowledgement: VTAG members)

ML \ 1
  • May
  • 13

Steps 8, 9 & 10

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SLIDE 8

Source, pathway, receptor model

Colonised animals Contaminated animal faeces Environment Human case Contaminated human faeces

Treated Water Untreated water Untreated Food Treated Food

Direct Environment Food Water Direct Environment Food Water

(Acnowledgement: VTAG members)

ML \ 1
  • May
  • 13

Steps 11 & 12

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SLIDE 9

What does it mean for you?

Strengthened multi-agency working to increase hygiene:

– On the farm – For drinking water – In food production – In the countryside – In the home



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SLIDE 10

What next?

  • Publication: 8th Nov 2013
  • Launch at FPH conference
  • VTAG develop work plan
  • Agencies work together to implement plan

