Clinical and bacteriological investigation of liver abscesses of feed lot beef cattle. At Behera governorate

ABSTRACT

A total of 45 liver samples collected from slaughter houses in Behera Governorate. Including 5 samples found to be affected with fasciola and abscess, 10 cases were affected with liver abscesses, 4 samples was infested with fasciola only and the remaining 26 samples revealed signs of hepatitis. All samples were submitted to aerobic and anaerobic bacteriological examinations and the results showed that 12 samples harboured only aerobic bacteria with an incidentce of 26.7% and 11 samples harboured anaerobic bacteria only with an incidence of 24.4%. All isolates obtained were subjected to biochemical identification. While 22 samples harboured cultures of mixed isolate of aerobic and anaerobic bacteria with an incidence 48.9%. The results of in vitro of antibiogram showed that all isolates were highly sensitive to amoxicillin gentamycin and florfenicol on different types of the isolates E-coli, Actinomyces pyogenes, Fusobacerium necrophorum and staphylococcus aurus