GI bacteria Flashcards
Which is the most common gastroenteritis pathogen
Campylobacter
Which gastroenteritis pathogen is associated with outbreaks
Salmonella
Which gastroenteritis pathogens are associated with the acid suppressed
Yersina enterocolitica
H.pylori
C.Diff
Which gastroenteritirs pathogens are associated with the immunosupressed
Salmonella
Campylobacter
Shigella (sheds longer)
Associated to foreign travel
Southeast asia
Vibrio species
Associated to foreign travel
Traveler’s diarrhea
Enterotoxigenic E.Coli
Associated with recent camping
Giardia
Aeromonas
Cryptosprodium
Associated with daycare
Rotavirus
Associated with raw seafood
Noncholera Vibrio
Associated with MSM
Shigella
Campylobacter
Salmonella
Associated with the HIV +ve community
Mycobacterium
microsprodia
CMV
Giardia
Associated to outbreak on cruise ship or coach trip
Norovirus
Associated with contaminated local water or food
Campylobacter
Salmonella
E.coli
Bacillus cerus
Gram?
Incubation?
Association?
Positive bacillus
1-6 hours
Reheated rice
Staph.Aureus
Gram?
MoA?
Associations
Possitive coccus
Preformed toxins
Milk, meat and fish at room temp
Shigella
Works by shiga toxins
E.coli
Suspision on?
Association?
Bloody diarrhoea
Beef, raw milk
E.ColiO157
Incubation?
MoA?
1-14 days
Verotoxin production
Campylobacter
Incubation?
Association?
Microscopy?
16-48 hours
Poultry, macrolide antibiotics
Corkscrew shape with bipolar flagella
Salmonella enteritidis
Association?
Poultry, meat, raw egg, lizard pet
Listeria monocytogenes
Association?
Pregnancy?
Milk products and deli counter
Reason for some diet restriction in pregnancy
Rotavirus Commonest in? Transfer route? Association? Symptom?
< 3 Yo
Faecal oral
Can be severe in the immunocompromised later in life
Non bloody diarrhea
Norovirus Common name? Transfer route? Infectivity? Diagnosis?
Winter vomiting disease
Faecal-oral
48hour shed post asymptomatic
PCR (6 hours)
