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Ingestion of Contaminated Food (Food-borne Infection (Non-Inflammatory…
Ingestion of Contaminated Food
Food-poisoning
Non-inflammatory gastroenteritis
C. botulinum
Wild mushroom
B. cereus
Ciguatera
S. aureus
Scrombroid
Food-borne Infection
Inflammatory Diarrhea
Yersinia spp.
STEC/EHEC & EAEC
V. parahaemolyticus
Entamoeba histolytica
V. vulnificus
Balantidium coli
Campylobacter spp
C. difficile (not food borne)
Salmonella Serotypes
EIEC
Shigella Spp.
Non-Inflammatory Diarrhea
V. cholderae
single curved gram- rods, "S" shapes
motile, single polar flagellum
non-spore forming
oxidase +
ferments sucrose & manose (NOT arabinose)
acid sensitive
halotolerant
cholera toxin (bacteriophage encoded AB toxin, similar to LT of ETEC)
"rice water stool"
TCBS agar, sucrose differentiating agent
C. perfringens
EPEC
SI colonization via EAF/BFP
effacement of microvilli
B. cereus
ETEC
traveler's diarrhea
SI colonization and attachment via CFA
Pdtn of enterotoxin (LT/ST)
LT= heat labile, similar to cholera toxin
activates adenylate cyclase
ST = heat stabile
activates guanylate cyclase
Giardia lambila
Cyclospora cayetanensis
Cystoisospora belli
Cryptosporidium spp.
Entamoeba histolytica
Rotavirus
Norovirus
Adenovirus
C. difficile (not food-borne)
Astrovirus