Iraqi Journal of Veterinary Sciences

Abstract

In this study investigate (100) pathogenic cases during examination 428 diseased hens (during production period) in Mosul city. The results of this study indicated that E.coli infection constituted the greatest percentage (34%) of the cases. The most common diseases caused by this bacteria found in this study were peritonitis (26 cases), followed by acute septicemia (7 cases), and one case of coligranuloma. Salmonellosis constituted 4% of the cases three cases of fowl cholera were recognized, two cases (2%) of Necrotic Enteritis were diagnosed and both were associated with coccidiosis (E.brunetti). Similarly, two cases (2%) of ulcerative enteritis were diagnosed. Among the most important viral diseases diagnosed in this study were Newcastle disease (the digestive form), six cases (6%) were recorded, two cases of lymphoid leukosis (one diffuse and the second nodular) were diagnosed. As far as parasites of the digestive tract, 7 cases (7%) of Ascaris spp., seven cases of coccidiosis were seen. Among the diagnosed syndromes, the fatty liver and fatty liver hemorrhagic syndromes, constituted 13 cases, Two cases (2%) of food poisoning particularly aflatoxicosis were seen.