Colibacillosis Flashcards
severe form of colibacillosis in humans
severe hemorrhagic colitis
Is Colibacillosis asymptomatic for both humans and animals?
NO (animals only)
Colibacillosis is related to ____ diarrhea
Traveller’s diarrhea
In Davao del Norte, 3 out of 9 water sources tested positive for this group of bacteria
coliforms
50 acute diarrhea cases in Visayan region (Southern Leyte) after this typhoon
Typhoon Odette
difference of Commensal & Pathogenic E. coli?
exotoxins is present in Pathogenic
Intestinal pathogenic E. coli
[ PHITA Da ]
entero:
pathogenic
haemorrhagic
invasive
toxigenic
aggregative
Diffusely adherent
Extraintestinal pathogenic
[ USM ]
Uropathogenic
Sepsis-associacted
Meningitis-associated
• most zoonotic cases
• shiga-producing toxin
Entero: haemorrhagic
O157 : H7
E. coli in SMALL intestine
[ tpa ]
toxigenic
pathogenic
aggregative (+ large intestine)
E. coli in COLON
[ ih ]
invasive
haemorrhagic
heat stable & labile enterotoxin
ETEC
toxigenic
cytotoxic enterotoxin
EIEC
invasive
(2) attaching-effacing lesions
[ ph ]
EPEC & EHEC
pathogenic & haemorrhagic
destroys microvilli
EPEC
pathogenic
stacked brick appearance
EAEC
aggregative
undefined virulencr factor
DAEC
diffusely adherent
Can Colibacillosis be killed with low/acidic pH?
NO
(it survives gastric acidity)
How long does Colibacillosis shed in humans?
7 - 9 days or longer
main transmission of Colibacillosis
feco-oral
Colibacillosis is transmitted primarily from what animal meat?
Poultry meat
Colibacillosis disease in man starts with colonization of ______
small & large intestine
(2) disease of Colibacillosis in HUMANS
- Hemorrhagic Colitis
- Hemolytic Uremic Syndrome
the disease in man with
• prodromal diarrhea
• acute kidney injury
• thrombonic thrombocytopenic purpura (elders)
- brain
- kidney
HUS
swelling of blood vessels
hemor purpura
is there CNS signs (man) in Colibacillosis?
YES
(4) Animals affected with Colibacillosis?
- YOUNG ruminants
- Dogs
- Poultry (all ages)
- Birds
Can coligranuloma of poultry be found in spleen?
NO
- liver
- cecum
- duodenum
- mesenterium
Tranmission of Colibacillosis comes from meat of these 4 animals
- pigs
- horses
- fish
- POULTRY
others
- dairy
What is the bacterial culture for Colibacillosis?
1) Trypticase soy broth
2) Sorbitol-MacConkey agar + Phage typing
most reliable molecular finger-printing technique
Pulsed field gel electrophoresis
Detects O & H antigens of Colibacillosis
Immunological & Nucleic acid-based rapid test
Treatment to “avoid” HUS & TTP?
Fluid & Electrolyte replacement
Can anti-motility drugs be recommended for Colibacillosis?
NO (contraindicated)
Antimicrobial choice for Colibacillosis
[ EC NGT ]
eacy not gonna tell
Enrofloxacin
Cephalosporin
Neomycin
Gentamicin
TMPS
Resistance for Colibacillosis
[ TSS ]
taylor swift swift
Tetracycline
Streptomycin
Sulfa drugs
Treatment for humans “with” HUS / TTP (3)
- Dialysis
- Blood transfusion
- Plasmapheresis
Animal with vaccine for Colibacillosis
Cattle
Vaccine for cattle w/ Colibacillosis is against?
give:
dose -
route -
interval-
EHEC O157 : H7
2 dose
IM route
3 weeks apart
Dose & weeks ap
Can Colibacillosis be autoclaved?
YES