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.

Disease

Outbreak States

Start Date

End Date

Equine Herpesvirus- Neurologic

Regional Municipality of York, ON

Outbreak Identifier: 6083

Alert ID: 3536

December 21, 2023

Confirmed Case(s) - Voluntary Quarantine

Source: OMAFRA

Number Confirmed: 1;
Number Exposed: Unknown;
Facility Type: Boarding Facility;

Horse 1:
Age: 20; Gender: Mare; Onset of Clinical Signs: 12/16/2023; Clinical Signs: This mare developed ataxia and dysuria on Dec 16 and is now recovering.; Horse Status: Recovering;

Comments: The facility owner has implemented voluntary animal movement restrictions and biosecurity measures under veterinary supervision. This is the 8th facility in Ontario to have a horse diagnosed with EHV-1 neurologic disease this year.;

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