Ontario Equine Disease Alerts

Equine Herpesvirus- Neurologic

Municipality of Kawartha Lakes and Wellington County, ON

Alert ID: 2011

March 31, 2021

Confirmed Case(s) – Voluntary Quarantine

Source: Ontario Ministry of Agriculture and Food

 

Municipality of Kawartha Lakes

Number Confirmed: 1;

Number Exposed: Unknown;

Facility Type: Boarding Facility;

Age: 17; Gender: Gelding; Onset of Clinical Signs: 3/24/2021;

Clinical Signs: Ataxia, Nasal Discharge; Confirmation Date: 3/25/2021; Horse Status: Recovering; Vaccination Status: Vaccinated;

Notes: Under veterinary supervision, the affected horse has been isolated and the facility owner has instituted enhanced biosecurity procedures and animal movement restrictions. No other horses on the property have shown clinical signs. For more information about EHM go to https://equinediseasecc.org/Content/ContentDocs/DiseaseFactsheet-EHM.pdf;

 

Wellington County

Number Confirmed: 1;

Number Exposed: 7;

Facility Type: Boarding Facility;

Age: 19; Gender: Gelding; Breed: Pony; Onset of Clinical Signs: 3/24/2021;

Clinical Signs: Ataxia, Difficulty urinating; Confirmation Date: 3/26/2021; Horse Status: Affected And Alive; Vaccination Status: Vaccinated;

Notes: The affected pony is being treated at a referral hospital. No other horses on the property are showing clinical signs. Under veterinary supervision, the facility manager has instituted biosecurity protocols and animal movement restrictions. For more information about EHM go to https://equinediseasecc.org/Content/ContentDocs/DiseaseFactsheet-EHM.pdf;

Equine Herpesvirus- Neurologic

Municipality of Niagara, ON

Outbreak Identifier: 4624

Alert ID: 1998

March 19, 2021

Confirmed Case(s) – Official Quarantine

Source: Ontario Ministry of Agriculture, Food and Rural Affairs

Number Confirmed: 1;

Number Exposed: Not Reported;

Facility Type: Private Facility;

Age: Mature Gender: Gelding; Breed: Not Reported; Clinical Signs: Difficulty urinating, Incoordination of Hind Limbs- Severe, Progressing to Being Down with an Inability to Get Up; Confirmation Date: 3/16/2021; Horse Status: Euthanized; Vaccination Status: Status Unknown;

Notes: On March 16, 2021 the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) was notified of a confirmed case of equine herpes myeloencephalopathy (EHM) caused by equine herpesvirus-1 (EHV-1) infection at an equine facility in the Regional Municipality of Niagara.  The facility is under veterinary supervision and the farm staff have implemented biosecurity procedures and movement restrictions. This is the fifth equine facility in the province this year that has had a confirmed EHV-1 infection causing neurologic disease.

Equine Herpesvirus- Abortion

Dufferin County and Regional Municipality of York, ON

Alert ID: 1977

March 09, 2021

Confirmed Case(s) – Voluntary Quarantine

Source: Ontario Ministry of Agriculture and Food

 

Dufferin County

Number Confirmed: 1;

Facility Type: Boarding Facility;

Gender: Mare; Breed: Thoroughbred (TB); Onset of Clinical Signs: 2/27/2021;

Clinical Signs: Aborted during 10th month of pregnancy; Confirmation Date: 3/2/2021; Horse Status: Recovering; Vaccination Status: Vaccinated;

Notes: The facility manager has placed the farm under voluntary movement restrictions for 21 days and staff have implemented heightened biosecurity protocols with veterinary supervision.;

 

Regional Municipality of York

Number Confirmed: 1;

Facility Type: Private Facility;

Age: Not Reported; Gender: Mare; Breed: Thoroughbred (TB); Onset of Clinical Signs: 3/1/2021;

Clinical Signs: Foal was stillborn; Confirmation Date: 3/4/2021; Horse Status: Recovering; Vaccination Status: Vaccinated;

Notes: The farm manager has isolated the mare and implemented a voluntary 21 day movement restriction. Heightened biosecurity measures are in place and under the supervision of the farm veterinarian. ;

Strangles

Cambridge, ON

Outbreak Identifier: 4596

Alert ID: 1966

February 19, 2021

Confirmed Case(s) – Official Quarantine

Source: Alcohol and Gaming Commission of Ontario

Number Confirmed: 1;

Number Exposed: 4;

Breed: Standardbred;

Clinical Signs: Not Reported;

Notes: The Alcohol and Gaming Commission of Ontario (AGCO) was informed a Standardbred race horse at Shamrock Training Centre that had travelled from Red Shores Racetrack in PEI on Sunday February 14, 2021 with four other horses has tested positive for strangles. The race horse is in isolation at another property as of Tuesday February 16, 2021. For more information about Strangles go to https://aaep.org/sites/default/files/Documents/Outside%20Linked%20Documents/DiseaseFactsheet-Strep_equi_final%20Cobranded_0.pdf

Equine Herpesvirus- Neurologic

Regional Municipalities of Peel and Niagara, ON

Alert ID: 1965

February 18, 2021

Confirmed Case(s) – Official Quarantine

Source: Ontario Ministry of Agriculture and Food

 

Regional Municipality of Peel

Number Confirmed: 1;

Facility Type: Private Facility;

Age: 18; Gender: Gelding; Horse Status: Euthanized; Clinical Signs: Incoordination of Hind Limbs- Severe, Progressing to Being Down with an Inability to Get Up;

 

Regional Municipality of Niagara

Number Confirmed: 1;

Age: 7; Gender: Mare;

Clinical Signs: Progressing to Being Down with an Inability to Get Up, Difficulty urinating;

Notes: Both facilities are under veterinary supervision and the farm managers have implemented biosecurity procedures and movement restrictions. There are now three equine facilities in the province with a confirmed EHV-1 infection causing neurologic disease. For more information about EHM go to https://aaep.org/sites/default/files/Documents/Outside%20Linked%20Documents/DiseaseFactsheet-EHM_Update%20Cobranded%20.pdf

Equine Herpesvirus- Neurologic

Regional Municipality of Halton, ON

Outbreak Identifier: 4579

Alert ID: 1948

February 05, 2021

Confirmed Case(s) – Official Quarantine

Source: Ontario Ministry of Agriculture and Food

Number Confirmed: 2;

Facility Type: Private Facility;

Notes: On February 4, 2021, the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) was notified of two confirmed cases of equine herpesvirus-1 (EHV-1) infection at an equine facility in the Regional Municipality of Halton. Both horses had a fever and were tested as part of a follow-up investigation into the deaths of three horses at the facility. The three horses were euthanized between January 29- February 3 following sudden onset of sever incoordination and being down and unable to rise. The facility in under veterinary supervision and the manager has implemented strict biosecurity measures and movement restrictions. For more information about EHV-1 go to https://aaep.org/sites/default/files/Documents/Outside%20Linked%20Documents/DiseaseFactsheet-EHM_Update%20Cobranded%20.pdf