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Cryptosporidiosis: You Are At Risk

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... Introduction to Cryptosporidiosis One of the most common waterborne diseases Gastrointestinal disease Caused by Cryptosporidium pathogen Fecal-oral ... – PowerPoint PPT presentation

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Title: Cryptosporidiosis: You Are At Risk


1
CryptosporidiosisYou Are At Risk
  • By Sarah Ruth Davis
  • Pollution Control Planning
  • 11/29/2007

2
Presentation Outline
  • Introduction
  • Life Cycle
  • History
  • Emergence and Reemergence Factors
  • Who is At Risk?
  • Risk Reducers
  • Questions

3
Introduction to Cryptosporidiosis
  • One of the most common waterborne diseases
  • Gastrointestinal disease
  • Caused by Cryptosporidium pathogen
  • Fecal-oral transmission
  • Most common are C.parvum and C. hominis
  • Can survive with or without a host

4
Cryptosporidiosis Life Cycle
5
History of Cryptosporidiosis
  • 1910 Ernest Edward Tyzzer found in gastric glands
    of mice
  • First cases of humans reported 1976 and 1982
  • First reported out break in Texas 1984
  • Second largest outbreak 1987 Carrolton, Georgia
  • Not widely recognized till 1993 following
    Milwaukee outbreak

6
Emergence and Reemergence Factors
  • 10-30 oocysts found to cause infection
  • Found in soil, food, water, and on surfaces
  • Infection by swallowing
  • Disease spread several ways
  • Zoonotic
  • Environmental
  • Person-to-person

7
Who is at Risk?
  • Everyone is at risk
  • Young Children
  • Pregnant Women
  • People with weak Immune systems
  • Swimmers, Campers, Hikers, International
    Travelers, Child Care Workers, etc.

8
Risk Reducers
  • Wash your hands
  • Practice safe sex
  • Crypto cant be seen on the skin
  • Spread through anal-oral path, even if excellent
    hygiene
  • Avoid touching animals and their stool
  • Get pets tested
  • Avoid swallowing water in public swimming areas
    and hot tubs
  • Wash and cook food thoroughly
  • Heat kills
  • Avoid unpasteurized dairy products
  • Wash fruits and vegetables with filtered water
  • Drink safe water
  • Avoid drinking unfiltered tap water
  • All Crypto outbreaks in America were in areas
    that met current federal standards for acceptable
    water quality

9
Questions??
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