ffFOWL TYPHOID 4th Professional Dr. Anil Kumar

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ffFOWL TYPHOID 4th Professional Dr. Anil Kumar Unit-5 Asst. Professor Dept. of VCC Fowl Typhoid Etiology: Fowl typhoid is caused by Salmonella gallinarum, which is related to, but not identical to, S. pullorum. Transmission: Fowl typhoid is

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ffFOWL TYPHOID
4th Professional Dr. Anil Kumar
Unit-5 Asst. Professor Dept. of VCC<br>
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Fowl Typhoid
Etiology:
Fowl typhoid is caused by Salmonella gallinarum, which is related to, but not identical to, S. pullorum.
Transmission:
Fowl typhoid is more a disease of adult chickens, with high mortality and morbidity.
Vertical and lateral transmission occurs
Horizontal transmission is important with fowl typhoid through infected droppings, dead bird carcasses, and infected clothing, shoes, utensils and other fomites.
Host affected:
Chickens, pheasants, ducks, geese and guinea fowl can contract both fowl typhoid.<br>
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Clinical signs:
Fowl typhoid in adult chickens causes listlessness and sulphur coloured diarrhoea.
The birds have generalized infection with swollen livers, spleens, and kidneys and haemorrhages in such tissues.
Mortality is usually high: 25 to 60 %.
Diagnosis:
Isolation and identification.
The rapid whole blood plate agglutination test will demonstrate antibodies approximately 2 weeks after infection and can be used to screen flocks for reactors
Treatment and control:
Treatment is inappropriate for breeding flocks, which should be depleted.
Commercial laying flocks may be salvaged under specific conditions by administering furazolidone or tetracycline in feed at 400 g/ton.<br>