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

Sakastchewan, Canada

Alert ID: 1270

June 11, 2019

Source: Canadian Animal Health Surveillance System

Equine Herpesvirus- Neurologic; Southern Saskatchewan, Canada; Confirmed Case(s): Official Quarantine

Number Confirmed: 6;
Number Exposed: 70;
Clinical Signs: Severe Neurologic signs; Confirmation Date: 6/7/2019; Horse Status: 5 horses euthanized Vaccination Status: Not Reported;
Notes: An outbreak of neurologic equine herpes virus (nEHV) has been confirmed on a single premises in southern Saskatchewan. The first symptoms noted were sporadic abortions (6) in a group of 70 late-term brood mares, followed by severe neurological symptoms in 5 horses which were subsequently euthanized. Equine herpes virus -1 (EHV-1) was confirmed by PCR on June 4. The premises has self-quarantined, under supervision of the herd veterinarian; it is anticipated that all animals currently on the premises will not be moved for a period of several months. No animals were moved off the premises in the weeks prior to the outbreak. Animal movements onto the farm in the weeks prior to the outbreak are being investigated to try to identify a potential source of introduction of the virus.;

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