Diarrhea Flashcards

1
Q

Virus: DNA genome

A

Adenovirus

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2
Q

Virus: Segmented genome

A

Rotavirus

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3
Q

Virus: Adult patient

A

Norwalk virus

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4
Q

Parasite: Gram + spores in stool

A

Microsporidia

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5
Q

Parasite: Trophozoites in stool: + fecal antigen test

A

Giardia lamblia

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6
Q

Parasite: Trophozoites in stool: flask shaped lesions on biopsy

A

Entamoeba

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7
Q

Parasite: Acid fast cysts in stool

A

Cyclospora

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8
Q

Parasite: Acid fast cysts in stool AND intestinal glands

A

Cryptosporidium parvum

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9
Q

Bacteria: Gram positive rod

A

Clostridium

C diff if pt has had antibiotics, C perfringens otherwise

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10
Q

Bacteria: Gram negative curved rod: growth at 42 C

A

Campylobacter jejuni

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11
Q

Bacteria: Gram negative curved rod: pt has been overseas

A

Vibrio cholera

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12
Q

Bacteria: Gram negative curved rod: shellfish

A

Vibrio parahemolyticus

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13
Q

Bacteria: Gram negative rod: motive

A

Salmonella

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14
Q

Bacteria: Gram negative rod: grows at room temp

A

Yersinia enterocolitica

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15
Q

Bacteria: Gram negative rod: reacts with anti- E coli toxin Ab

A

Pathogenic E. coli

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16
Q

Bacteria: Gram negative rod: green on enteric agar

A

Shigella

17
Q

Quick onset: cereal

A

Bacillius cereus

18
Q

Quick onset: no cereal

A

Toxin from staph aureus

19
Q

Bloody diarrhea

A

Shigella, EHEC, Campylobacter

20
Q

Watery diarrhea

A

ETEC, Salmonella