New York Officials Release EHM Quarantine

A Suffolk County facility on Long Island where an aged gelding was diagnosed with EHM is resuming normal operations after clearing the required quarantine period.
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New York Officials Release EHM Quarantine
On Oct. 30, the New York State Department of Agriculture and Markets (NYSDAM) released the quarantine enacted at Skye Acres Equestrian Center, in East Patchogue, Suffolk County. | Photo: Wikimedia Commons
On Oct. 30, the New York State Department of Agriculture and Markets (NYSDAM) released the quarantine enacted at Skye Acres Equestrian Center, in East Patchogue, Suffolk County. The quarantine was put in place due to an aged gelding that tested positive for equine herpesvirus myeloencephalopathy (EHM) on Oct. 4.

EHV 101

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 EHM.

In many horses, the first or only sign of EHV-1 infection is fever, which can go undetected. In addition to fever, other common signs of EHV-1 infection in young horses include cough, decreased appetite, depression, and a nasal discharge. Pregnant mares typically show no signs of infection before they abort, and abortions usually occur late in gestation (around eight months), but can be earlier. Abortions can occur anywhere from two weeks to several months following infection with EHV-1.

Horses with the neurologic form usually have a fever at the onset of the disease and might show signs of a respiratory infection. A few days later, neurologic signs such as ataxia (incoordination), weakness or paralysis of the fore- and hind limbs, urine retention and dribbling, loss of tail tone, and recumbency (inability to rise) develop

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