Horse Stabled at Laurel Park Tests Positive for EHV
The Equine Disease Communication Center (EDCC) announced Jan. 23 that a horse previously stabled at Laurel Park, in Maryland, has tested positive on a nasal swab for wild-type equine herpesvirus-1 (EHV-1).
“The horse had recently been discharged from (the University of Pennsylvania School of Veterinary Medicine’s) New Bolton Center, in Kennett Square, Pennsylvania, prior to a quarantine being put in place after an (equine herpes myeloencephalopathy) case” was identified, the EDCC said in a statement on its website. “The horse tested negative for EHV-1 on whole blood and is clinically normal but was removed from Barn 20 and placed in strict isolation off the premises. Barn 20 is under an investigational hold order for now."
The EDCC said five Maryland equine facilities with horses potentially exposed to EHV are being monitored with twice daily body temperatures and enhanced biosecurity, but horses remain clinically normal.
Herpesvirus is highly contagious among horses and can cause a variety of ailments in equids, including rhinopneumonitis (a respiratory disease usually found in young horses), abortion in broodmares, and myeloencephalopathy (the neurologic form). In many horses, fever is the only sign of EHV-1 infection, which can go undetected
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