Diseases of the Digestive System
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| DISEASES | DISEASES
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| What do mutans cause? | Cavities/plaque
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| DISEASES OF THE DIGESTIVE SYSTEM | DISEASES OF THE DIGESTIVE SYSTEM
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| What are the most common isolates from stool? | Gram negatiev rods like E-coli AND gram + Enterococci
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| BACTERIAL DISEASES | BACTERIAL DISEASES
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| FOOD INTOXICATIONS | FOOD INTOXICATIONS
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| What dieases causes chlora? | Vibrio cholerea
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| ID IT: | Gram negative rod
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| What disease does it cause? How severe? | Massive diarrhea and vomiting-->Death by dehydration
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| How is this spread? | Via water
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| What is the virulence factor present? and what does it do? | Chlora toxin-->pumps water into intestine
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| How would you diagnose it in stool? | Rice water stool
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| FOOD INFECTIONS | FOOD INFECTIONS
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| E-COLI | E-COLI
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| What are the two forms of e-coli that cause food INFECTIONS (what group is targeted by each)? | Enteropathogenic (infants) E-coli and Enteroinvasive (Traveler's) Strains
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| Which forms of E-coli cause FOOD INTOXICATIONS? | Enterohemmorrhagic (EHEC) and Enterotoxigenic (ETEC)
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| What do you need to assocaite dysentary with? | shiga toxin
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| What sort of shiga toxin does EHEC have? What is the offical name of EHEC? | Non-invasive one; O157:H7
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| CAMPYLOBACTER | CAMPYLOBACTER
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| What is the organism involved and shape: | Bampylobacter jejuni (vibrio)
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| What 2 diseases are caued? | Gastroenteritis, dysentery; SOME Guillain-Barre (neurrologica)
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| How common is the disease and how is it spread? | Very common, spread by poultry
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| What bacteria causes PEPTIC ULCERS? ID IT | helicobacter Pylori; Gram -- Vibrio
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| How does it cause peptic ulcers? | Endotoxin with Urease enzyme that lowers pH
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| How do you test for it? Treat with (come on, it has to do with teh stomach)? | Injest some radioactive urease and see if urease is broken down --> urine smell; PEPTOBISMOL
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| VIRAL VIRAL VIRAL VIRAL VIRAL VIRAL VIRAL | VIRAL VIRAL VIRAL VIRAL VIRAL
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| HEPATITIS A | HELPATITIS A
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| How is hepatitis A acquired? Does it come from food or handlers/ | Injestion; comes from food handlers
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| HEPATITIS B | HEPATITIS B
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| Which of the particles it forms are of cocern? | Dane particle
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| What kind of Nucleic acids does it have? | NONE
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| What is an important symptom? | Hepititis B antigen is a surface antigen-->diarrhea
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| What does Heb B can cause? | Liver Cancer
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| Who is at risk for Heb B? | Healthcare workers at HIGH risk
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| What does Hep D require for infection and what does it cause? | IT NEEDS Hep BBB---MORE SEVERE heb B
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| What is ROTAVIRUS usually misdiagnosed as | stomach flu
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| Who does it target and what does it cause? | Targets children and causes gastroenteritis
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| Who does NOROVIRUS target and what does it cause? | Target ADULTS and causes gastroenteritis
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| High or low inoclulation? | Low (10)
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| How can it spread? | Easily through vomit fomites...etc
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| Does digestive normal flora remain the same all the time? | Nope
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