Collective Outbreaks of Bovine Actinobacillosis

Actinomycosis and Actinobacillosis

nated in the fall to insure protection during the fall and winter. Some cattle owners in badly infected areas follow the practice of vaccinating every 6 months all animals between the ages of 2 and I o months. A product known as antiblackleg serum is sometimes used for immunizing valuable calves exposed in outbreaks. This product immediately increases the animal's resistance to blackleg, but th...

Epidemiological Investigation of Bovine Ephemeral Fever Outbreaks in Israel

Outbreaks of bovine ephemeral fever (BEF) occurred in Israel in 1990, 1999, and 2004. The main patterns of BEF spread were similar in the 1990 and in 1999 epidemics, and the BEF virus was probably carried in vectors transported by air streams across the Rift Valley and the Red Sea. In the 2004 outbreak, the primary focus of the disease was the southern Mediterranean coastal plain and the diseas...

Actinobacillosis of the omentum in A Cow

Actinobacillosis is a specific disease of cattle caused by Actinobacillus lignieresi. Typically it is a sporadic disease involving primarily the tonque and also frequently the rumen and reticulum (Till and Palmer, 1960), However atypical cases do occur. Franco (1970) reported a generalised actinobacillosis in a cow involving the heart, liver, kidneys and all cervicallymphnodes, while Mortimer (...

Bovine Congenital Arthrogryposis & Hydranencephaly Outbreaks Attribuled to Akabane Virus Infection in Iran

Atypical cutaneous actinobacillosis in young beef cattle.