BVA calls for increased vigilance after Schmallenberg virus detected in England
The British Veterinary Association has reiterated its call for heightened vigilance following confirmation by AHVLA that Schmallenberg virus (SBV) has been detected on four sheep farms in Norfolk, Suffolk and East Sussex. At this early stage the virus is understood to be vector-borne (although other routes of transmission have not been ruled out) and the clinical signs seen along with meteorological modelling of risk suggests that the four farms were affected during summer/autumn 2011, with congenital defects now becoming visible at lambing time. Animals imported from the affected areas in northern...