Leucosis (Lymphoid Leucosis, Leucosis - Sarcoma)

Leucosis (Lymphoid Leucosis, Leucosis - Sarcoma)


Lymphoid leucosis commences as a virus induced lymphatic tumour of the bursa of Fabricius which spreads to other organs of birds over 4 months of age. Clinical signs include emaciation, pale shrivelled combs, abdominal distension and, after a prolonged course, end in death. Subclinical disease causes production loss in both meat and layer birds. Domestic poultry are the natural host although virus has been isolated from pheasants.

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The whole of the literary matter of the Avian Veterinary Handbook. FCE Publication No.120 is copyright VetLearn Foundation, Downloading this article signifies agreement with the terms and conditions of electronic access.