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The Texas Positive Horse EHM had attended a reining event in Ardmore, Oklahoma.
iStock / Lokibaho
Equine herpesvirus (EHM) myeloencephalopathy, the neurological disease related to equine herpesvirus type 1 (EHV-1), was confirmed in Montgomery County, Texas on April 9, 2019 (reining Quarter). Horse).
The Positive Horse attended a reining event in Ardmore, Oklahoma, in the week of March 18. TAHC staff has been in contact with the Oklahoma State Veterinarian to ensure that event participants are informed and that enhanced biosecurity measures are being taken.
Although the risk of exposure to the virus is likely low during the event, potentially exposed horse owners are encouraged to take precautions. Exposed horses should be isolated and monitored twice a day for at least 14 days after the last known exposure. If an exposed horse develops fever or other signs compatible with EHM, diagnostic tests should be performed. Owners should work with their veterinarians to establish appropriate surveillance and diagnostic plans for any potentially exposed horses. For more information on the biosecurity measures to take to keep your horses healthy, visit the site. this page.
One of the most common clinical signs of EHV-1 is fever, which often precedes the appearance of other signs. Respiratory signs include coughing and runny nose. The neurological signs badociated with MEH are highly variable, but the hindquarters are often the most severely affected. Horses with EHM may appear weak and uncoordinated. You can also see dribbling in the urine and loss of tail tone. Severely injured horses may become unable to get up.
For more information on EHM, visit the TAHC website.
It is important to remember that these signs are not specific to the EHM and that diagnostic tests are needed to confirm the EHV-1 infection. Many horses exposed to EHV-1 never develop clinical signs. If you think your horse has been exposed to EHV-1, contact your local veterinarian.
The equine industry is encouraged to obtain the latest information on this outbreak and other diseases across the country by visiting the site. Equine Disease Communication Center (EDCC) website. Other EHM cases in Texas will be published on EDCC.
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