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

Sonoma County, CA

Outbreak Identifier: 4479

Alert ID: 1855

October 12, 2020

Confirmed Case(s) - Official Quarantine

Source: California Department of Food and Agriculture

Number Confirmed: 2;
Number Exposed: 12;
Age: 30; Gender: Gelding; Breed: Warmblood (WB); Onset of Clinical Signs: 10/7/2020;
Clinical Signs: Fever, Reluctant to move, Mild Dragging of Pelvic Limbs, Unwilling to lift forelimb; Confirmation Date: 10/9/2020; Horse Status: Recovering; Vaccination Status: Vaccinated;

Age: 30; Gender: Mare; Breed: Warmblood (WB); Onset of Clinical Signs: 10/8/2020;
Clinical Signs: Mild upper respiratory signs, non-specific transient possible mild neurological signs; Confirmation Date: 10/9/2020; Horse Status: Recovering; Vaccination Status: Vaccinated;
Notes: Facility quarantine only. For more information about EHM go to the owner factsheet.;

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