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- Respiratory

Ingham County, MI

Outbreak Identifier: 4994

Alert ID: 2338

November 19, 2021

Confirmed Case(s) - Voluntary Quarantine

Source: Attending Veterinarian

Number Confirmed: 1;
Number Suspected: 1-2;
Facility Type: Boarding Facility;
Age: 5; Gender: Gelding; Breed: Warmblood (WB); Onset of Clinical Signs: 11/11/2021;
Clinical Signs: Fever, Mild Nasal Discharge; Confirmation Date: 11/16/2021; Horse Status: Affected And Alive; Vaccination Status: Vaccinated;
Notes: A boarding facility in Ingham County is under a voluntary quarantine after a horse has tested positive for EHV-4. Since the quarantine has been enforced, no other horses on the farm have demonstrated clinical signs. A riding clinic was held the weekend prior to this horse developing clinical signs. Visiting horses were stabled next to the affected horse. One other horse at the facility developed a cough and nasal discharge a few days prior to this horse. For more information about EHV go to: EHV factsheet

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