Systems (bugs causing diarrhea) Flashcards Preview

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Flashcards in Systems (bugs causing diarrhea) Deck (15):
1

what 7 organisms cause bloddy diarrhea

 say CEEESSY!

  • Campylobacter
  • E. histoytica
  • EHEC
  • EIEC
  • Salmonella
  • Shigella
  • Y. enterocolitica

2

What organisms cause watery diarrhea

CC PEVV

  • C. difficle
  • C. perfringens
  • ETEC
  • Protozoa
  • V. cholerae
  • Viruses

3

What organism causes bloody diarrhea

Comma or S shaped organism, growth at 42oC

 

Camplobacter

4

What organism causes bloody diarrhea

Protozaon, amebic dysenery, liver abscess

E. histolytica

5

What organism causes bloody diarrhea

O157:H7, can cause HUS makes SLT (shigella L toxin)

E.HEC (Enterohemorrhagic E. coli)

6

What organism causes bloody diarrhea

Invades colonic mucoas

 

EIEC

7

What organism causes bloody diarrhea

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

Salmonella

8

What organism causes bloody diarrhea

Lactose -, very low ID50, produces shiga toxin (human reservoir only) bacillary dysentery

Shigella

9

What organism causes bloody diarrhea

Day care outbreaks, pseudoappenditcitis

Y. enterocolitica

10

What organism causes watery diarrhea

Pseudomembranous colitis, caused by antibiiotics, occasionally bloody diarrhea.

c. difficile

11

What organism causes watery diarrhea

Also causes gas gangrene

 

C. perfiringens

12

What organism causes watery diarrhea

Traveler's diarrhea, produces heat-labile (LT), heat-stable (ST) toxins

Enterotoxigenic E. coli

13

What organism causes watery diarrhea

protoza (2)

Giardia

Cryptosporidium (in immunocompromised)

14

What organism causes watery diarrhea

common shaped organisms, rice-water diarrhea, often from infected seafood.

V. cholerae

15

What organism causes watery diarrhea

Viruses

Rotavirus, norovirus