Diarrhea Flashcards
1
Q
What are the low dose pathogens that cause diarrhea
A
- Shigella
- Norovirus
2
Q
How many organisms are needed for low dose pathogens to cause infection?
A
10-100 organisms
3
Q
What are the moderate dose pathogens that cause diarrhea?
A
- Giardia
- Cryptosporidium
- Shiga toxin E. coli
- Salmonella
4
Q
What is dysentery?
A
-acute bloody diarrhea
5
Q
Why are infants at greatest risk of infection by salmonella?
A
- Susceptible to lower inoculum sizes
- pick up organism via cross contamination
6
Q
Which organism causes the most deaths by diarrhea in the US?
A
C. Diff
7
Q
What enteric pathogen is related to incidence of Guillain-Barre Syndrome?
A
- Campylobacter
- explains 40% of GBS patients
- Worse than non-campylobacter GBS
8
Q
With which diarrhea causing enteric pathogens should antibiotic use be avoided?
A
- Shiga-Toxin producing E. Coli (STEC)
- Mild Salmonella infection
