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

Los Angeles, CA

Outbreak Identifier: 4611

Alert ID: 2018

April 02, 2021

Confirmed Case(s) - Official Quarantine

Source: California Department of Food and Agriculture

Number Confirmed: 1;
Number Suspected: Not Reported;
Number Exposed: 42;
Facility Type: Boarding Facility;
Age: 20; Gender: Gelding; Breed: Warmblood (WB); Onset of Clinical Signs: 3/6/2021;
Clinical Signs: Ataxia, Dribbling Urine, forelimb ataxia, grade 2 front limb ataxia, Grade 3 hindlimb ataxia, Hind limb ataxia, Partial paraphimosis; Confirmation Date: 3/9/2021; Horse Status: Affected And Alive; Vaccination Status: Undervaccinated;
Notes: Update 4/2/2021; Original Alert ID# 1980: There were no additional cases on the home premises and the index horse met the parameters of two (2) negative tests seven (7) days apart. Quarantine has been released.

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