Iraqi Journal of Veterinary Sciences

Abstract

This study elucidates the isolation of the enterococcus from faeces of chickens and fellow up pathogenesis through the induction of Experimental infection in broiler chickens. The study showed the development pathological lesions in the heart represented by vegetative endocarditis, in liver represented by present of coagulative necrosis associated with infiltration of lymphocytes around central vein, as well as sever fatty changes, also the lesion included splenitis. Lung lesions characterized by presence of Bronchopneumonia and infiltration of serous and sero-fibrinous exudates with localization of lipid vacuoles in the wall of thoracic aorta & aortic arch.