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Fowl cholera (avian pasteurellosis) is a commonly occurring avian disease that can affect all types of birds and is distributed world-wide. Fowl cholera outbreaks often manifest as an acute fatal septicaemia, primarily in adult birds. Chronic and subclinical infections also occur.
Fowl cholera is a contagious bacterial disease of birds caused by Pasteurella multocida. Acutely, it causes elevated mortality rate. Chronically, it may cause lameness, swollen wattles (in chickens), pneumonia (in turkeys), and/or torticollis; however, birds can also be subclinically affected carriers.
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Clinical Signs of Fowl Cholera. Signs vary depending on the form of the disease. Acute Form: Infected birds may develop fever, ruffled feathers, lethargy, anorexia, mucoid discharge from the mouth, increased respiratory rate, and cyanosis.
Children 13 to 23 months (8 to 10.9 kg): 600-800 ml Children 2 to 4 years (11 to 15.9kg): 800-1200 ml Children 5 to 14 years (16 to 29.9 kg): 1200-2200 ml 1 Based on WHO, First steps for managing an outbre ak of acute diarrhea, leaflet. OMS, Geneva, 2004. http://www.who.int/topics/cholera/publications/en/first_steps.pdf
Other symptoms include depression, loss of appetite, lameness, diarrhoea and ruffled feathers. Swollen wattles from fowl cholera Source: The Merck Veterinary Manual. What causes fowl cholera? Fowl cholera is caused by the bacterium Pasteurella multocida.
When present, signs may include sudden unexpected deaths in the flock, depression, decreased feed intake, stupor, cyanosis (bluish-purple discoloration of the head), lameness resulting from joint infection, swollen wattles (particularly in male birds), dificulty breathing, and green, watery diarrhea.
(Top) History. Epidemiology. Clinical signs and post-mortem lesions. Treatment. References. External links. Fowl cholera is also called avian cholera, avian pasteurellosis and avian hemorrhagic septicemia. [1] It is the most common pasteurellosis of poultry. As the causative agent is Pasteurella multocida, it is considered to be a zoonosis .
