Micro Approach To GIT infections Flashcards
Where do E.Coli infect?
The small intestine mostly
How to diagnose E.Coli?
Fluid replacement and the urgent treatment of HUS
Salmonella is the commonest cause of?
Food associated diarrhoea
What’s salmonella’s reservoir of infection?
Primarily contaminated food, I.e poultry and dairy mainly
12-24 hours after intake of Salmonella contaminated food, there is…
Profuse diarhoea, headache, vomiting, nausea
How to diagnose Salmonella?
Stool Culture
Campylobacter is the most common cause of diarrhoea in…?
Western countries
Campylobacter reservoir?
Animals
Campylobacter damage?
Ulceration and inflamed bleeding of the mucosal surfaces
Onset of campylobacter?
2-5 days post consumption
Onset of campylobacter?
2-5 days post infection
Diagnosis of Campylobacter?
Oxidase positive result of culture
Campylobacter treatment?
Natural recovery
Commonest cholera type?
EL Tor
Source of cholera infection?
Water
Diagnosis of cholera?
Culture
Treatment of cholera?
Rehydration and antibiotics
Shigella place of infection?
Mucosa of the large intestine
Most series type of Shigella?
S.dysenteriae
Diagnosis of Shigella?
Stool culture
Shigella treatment?
Plasmid-mediated resistance
Yersinia Enterocolitica prevelance?
Food, infants in winter months
Yersinia Enterocolitica Diagnosis?
Gram negative bacilli that grow best at 25 degrees
When is Rotavirus prevalent?
Children under two during winter/seasonal
Rotavirus detection?
PCR
Rotavirus treatment?
Vaccine
What does Norovirus cause?
Vomiting in the winter for adults
