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41 Cards in this Set
- Front
- Back
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Salmonella bacteria features
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G- bacillus
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S. typhi features (carriers)
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only lives in humans
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S. typhi symptoms
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fever
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Shigella features
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G- bacillus
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Yersinia enterocolitica bacteria features
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G- bacillus
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Yersinia enterocolitica source
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pigs
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complication associated with yersinia enterocolitica
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mesenteric adenitis- RLQ pain (mimics apendicitis)
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E. coli bacteria features
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G- bacillus
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enteropathogenic E. coli
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causes diarrhea in Peds
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binds to villi
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flattens them causing malabsorption
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enterotoxigenic E. coli
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heat stable/labile toxins cause hyper secretion leading to watery diarrhea/vomiting/cramps/fever (Traveler's diarrhea)
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enterohemorrhagic E. coli
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shiga toxin
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can cause HUS- endothelial swelling
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narrowed lumen
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enteroinvasive E. coli
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invades colon
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Camplyobacter jejuni features
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G- bacillus
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source of Campylobacter
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chicken
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possible complication of Campylobacter
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Guillain-Barre
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Helicobacter pylori features
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urease+
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complications of H. pylori infection
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1. duodenal ulcers
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treatment of H. pylori
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1. metronidazole +bismuth + amoxicillin/tetracycline
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vibrio cholera features
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G- bacillus
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C. difficile features
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G+ rod
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C. difficile toxins
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Toxin A- enterotoxin- causes increased secretion and watery diarrhea
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Toxin B- cytotoxin- destroys cells
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causes pseudomembranous colitis
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Bacillus cereus features
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G+ rod
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Bacillus cereus toxins
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heat stabile- vomiting (early after food ingestion)
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Bacillus cereus causes...
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food poisoning
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Staph aureus enteritis
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food poisoning (rapid onset
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Giardia lamblia pathophysiology...
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eat cysts from water or food
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leads to Fat bloated belly
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Farting
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Entameba histolytica pathophysiology...
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drink cysts in water
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also causes liver abscess
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RUQ pain
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Cryptosporidium
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causes water diarrhea (can be severe in AIDS)
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Strongyloides pathophysiology...
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larva in dirt
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go to lungs
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get to trachea
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causes diarrhea
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vomiting
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Rotavirus enteritis
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most common cause of diarrhea in young children
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norovirus
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FO route
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Pathogens associated with Type I (non inflammatory diarrhea)
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cholear
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Pathogens associated with Type II (inflammatory dysentery)
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Shigella
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Pathogens associated with Type III (penetratine
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enteric fever)
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