Disease Alerts

The New York State Department of Agriculture and Markets confirmed one case of Equine Herpesvirus Myeloencephalopathy (EHM) and one positive for EHV-1 at the same quarantined premises in Schuyler County, New York. An aged Quarter Horse mare, displaying leaning and hind end ataxia was confirmed positive for on a nasal swab PCR test late last week. A few days later, a Quarter Horse gelding on the farm with only a high fever also tested PCR positive on a nasal swab for EHV-1. The mare, gelding and all other horses on the farm are quarantined. Biosecurity measures and temperature monitoring are in place. No horses have left the farm in the 2 weeks preceding the onset of the illness nor have left the farm after the diagnosis of the index case. New York State Department of Agriculture and Markets will continue to monitor the situation.