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| ***Death within 24-48 hours during peracute disease | | ***Death within 24-48 hours during peracute disease |
| ***Animals depressed with sunken eyes | | ***Animals depressed with sunken eyes |
− | **'''Avian [[Intestines - Catarrhal Enteritis#Colibacillosis|colibacillosis]]''': | + | **[[Intestines - Catarrhal Enteritis#Colibacillosis|'''Colibacillosis''']]: |
− | ***Septicaemia in newly-hatched chickens | + | ***Avian: |
− | ***Infection enters via faecal contamination of the egg surface or via the ovary of the hen | + | ****Septicaemia in newly-hatched chickens |
− | ***Infection enters via the respiratory tract | + | ****Infection enters via faecal contamination of the egg surface or via the ovary of the hen |
− | ***A bacteraemia develops | + | ****Infection enters via the respiratory tract |
− | ***Acute colisepticaemia, subacute fibrinopurulent serositis or chronic granulomatous disease of the viscera | + | ****A bacteraemia develops |
− | ***Occurs in older birds via inhalation of ''E. coli'' in dust; respiratory infection spreads to the blood to cause acute colisepticaemia | + | ****Acute colisepticaemia, subacute fibrinopurulent serositis or chronic granulomatous disease of the viscera |
− | ***Airsacculitis, pericarditis and perihepatitis during acute phase | + | ****Occurs in older birds via inhalation of ''E. coli'' in dust; respiratory infection spreads to the blood to cause acute colisepticaemia |
− | ***Often secondary to virus or mycoplasma infection or environmental stress | + | ****Airsacculitis, pericarditis and perihepatitis during acute phase |
| + | ****Often secondary to virus or mycoplasma infection or environmental stress |
| **'''Colisepticaemia''': | | **'''Colisepticaemia''': |
| ***Systemic disease in young calves, piglets, foals, lambs | | ***Systemic disease in young calves, piglets, foals, lambs |