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GI > Infectious Diarrhea > Flashcards

Infectious Diarrhea Flashcards

1
Q

Is infectious diarrhea most commonly caused by Bac or Viruses?

A

Viruses
#1 Norovirus

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2
Q

Risk factors for infectious diarrhea?

A

Highest for children < 5
Adults > 65
Immunocompromised

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3
Q

Which virus causes Rice water stools

A

Cholera

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4
Q

Which virus causes diarrhea with bloody stools w/o stool leukocytes?

A

Shiga Toxin producing enterohemorrhagic E.coli

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5
Q

Which pathogen causes diarrhea and abd pain?

A

Shigella, Campylobacter

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6
Q

Which pathogen causes Diarrhea with Tenesmus?

A

Proctitis, Shigellosis, or Amebiasis

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7
Q

What pathogen causes diarrhea with bloating?

A

Giardiasis

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8
Q

Which pathogen causes diarrhea with appendicitis like syndrome?

A

Yersinia

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9
Q

M/C cause of acute gastroenteritis in the US and globally?

A

Norovirus

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10
Q

does norovirus cause bloody diarrhea?

A

no

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11
Q

Signs of dehydration?

A

Depressed fontanelles
Skin turgor
Dry mucus membranes
Constipation

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12
Q

Which virus is most likely to cause acute-onset vomiting with nonbloody diarrhea on a cruise

A

Norovirus

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13
Q

Why is Rotavirus no longer the #1 cause of infectious diarrhea?

A

Rotavirus Vaccine is given within first few months

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14
Q

Which pathogen causes diarrhea with appendicitis like syndrome?

A

Yersinia

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15
Q

Which bacteria cause infectious diarhhea?

A

Salmonella
Campylobacter
Shigella
Enterotoxigenic E. coli
Clostridioides difficile

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16
Q

How do you know infectious bacteria is viral or bacterial?

A

≥ 4 diarrheal stools/d for > 3 days etiology will be a bacterial infection ~ 87% of the time

17
Q

Which protozoa cause infectious diarrhea?

A

Cryptosporidium
Giardia
Cyclospora
Entamoeba

18
Q

How do you get Campylobacter Jejuni?

A

Undercooked meat
Unpasteurized milk
Puppies

19
Q

Campylobacter Jejuni is one of the main causes for __________ syndrome

A

Guillain Barre Syndrome
Immune system mistakenly attacks part of PNS

20
Q

ABX for Campylobacter Jejuni?

A

Azithromycin

21
Q

Is it better to have Enterotoxigenic E. coli (ETEC) or Shiga Toxin-producing and Enterohemorrhagic E. Coli (EHEC)?

A

ETEC is better than EHEC

22
Q

Trmnt for Enterohemorrhagic E. Coli (EHEC)

A

Fluoroquinolones

23
Q

Gold standard lab test for enteric salmonellosis?

A

Stool culture

GI (19 decks)

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