Outbreaks | Equine Disease Communication Center

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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Equine Herpesvirus- Neurologic

Culpeper County, VA

Outbreak Identifier: 7403

Type: EHV-1

Alert ID: 4956

April 17, 2026

Confirmed Case(s) - Official Quarantine

Source: University Clinician, Private Practitioner and State Animal Health Official

Number Confirmed: 1;
Number Suspected: Unknown;
Number Exposed: 42;
Facility Type: Event Center;

Horse 1:
Age: 21; Gender: Gelding; Breed: Thoroughbred (TB); Usage: Horse Show; Onset of Clinical Signs: 4/17/2026; Clinical Signs: The gelding displayed clinical signs including lethargy, distal limb edema, and acute onset ataxia. He was evaluated at HITS Culpeper by the referring veterinarian and was referred to an equine hospital. The horse was recumbent on arrival, and was admitted directly to the isolation unit by dedicated personnel. The horse was subsequently euthanized. Forty-two horses in Barn 5 at the showgrounds have been quarantined by the state veterinarian; Horse Status: Euthanized;

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