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USMLE High Yield Decks > Bugs Causing Bloody Diarrhea > Flashcards

Bugs Causing Bloody Diarrhea Flashcards

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USMLE® Step 1 flashcards
1
Q

Comma- or S-shaped organisms; growth at 42 C

A

Campylobacter

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2
Q

Protozoan; amebic dysentery; liver abscess

A

Entamoeba histolytica

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3
Q

O157:H7; can cause HUS; makes Shiga-like toxin

A

EHEC

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4
Q

Invades colonic mucosa

A

EIEC

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5
Q

Lactose -; flagellar motility; has animal reservoir, especially poultry and eggs

A

Salmonella

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6
Q

Lactose -; very low ID50; produces Shiga toxin (human reservoir only); bacillary dysentery

A

Shigella

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7
Q

Day-care outbreaks, pseudoappendicitis

A

Yersinia enterocolitica

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USMLE High Yield Decks (42 decks)

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