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Diarrhea

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lilyo's version from 2016-06-02 14:17

Section

Question Answer
Campylobacterbloody diarrhea, comma- or S-shaped organisms; growth at 42°C
E histolyticabloody diarrhea, protozoan; amebic dysentery; liver abscess
Enterohemorrhagicbloody diarrhea, O157:H7; can cause HUS; makes Shiga-like toxin
E colibloody diarrhea, invades colonic mucosa
Enteroinvasive E coli Salmonellabloody diarrhea, lactose ⊝; flagellar motility; has animal reservoir, especially poultry and eggs
Shigellabloody diarrhea, lactose ⊝; very low ID50; produces Shiga toxin (human reservoir only); bacillary dysentery
Y enterocoliticabloody diarrhea, day care outbreaks, pseudoappendicitis
C difficilewatery diarrhea, pseudomembranous colitis; caused by antibiotics; occasionally bloody diarrhea
C perfringenswatery diarrhea, also causes gas gangrene
Enterotoxigenic E coliwatery diarrhea, travelers’ diarrhea; produces heat-labile (LT) and heat-stable (ST) toxins
Protozoawatery diarrhea, Giardia, Cryptosporidium
V choleraewatery diarrhea, comma-shaped organisms; rice-water diarrhea; often from infected seafood
Viruseswatery diarrhea, rotavirus, norovirus, adenovirus
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