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Disease Alerts

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.



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Johnson County, WY
Alert ID: 1219
April 05, 2019

Wyoming Livestock Board

Number Affected: 1;
Age: 15; Gender: Mare; Breed: Quarter Horse (QH); Onset of Clinical Signs: 4/3/2019;
Clinical Signs: Hind-end Weakness; Confirmation Date: 4/4/2019; Horse Status: Affected And Alive; Vaccination Status: Vaccinated;
Notes: On 4/3/19 a Johnson County horse was presented for neurological signs including hind end weakness. The horse was treated by the attending veterinarian and samples were submitted for a neuro panel. On 4/4/19 the horse was confirmed positive for Equine Herpes Virus Type - 1 wild type. The horse has been isolated and 19 herd-mates have been placed under quarantine. It is not known where this horse contracted the disease but it attended college rodeo events on March 15 & 16 at the Camplex in Gillette, Wyoming and on March 21-24 at the Goshen County Fairgrounds in Torrington, WY. Any horses that were at these events should be considered potential exposed and owners should consider taking preventative measure to include close monitoring and twice daily taking of horses' temperatures. Horse(s) with a fever or showing neurological signs should be isolated immediately and a veterinarian contacted for advice and treatment options.;