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Disease Outbreak Alerts

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.


October 25, 2017
Equine Infectious Anemia
Sturgeon County, AB
Investigation Initiated
Source: Canadian Food Inspection Agency

On October 13, 2017 a positive Equine Infectious Anemia (EIA) result was confirmed by the Canadian Food Inspection Agency’s (CFIA) national reference laboratory for a horse that had been sampled by an accredited veterinarian on a premise in Sturgeon County, Alberta (AB). The horse was exhibiting clinical signs that were compatible with EIA and it died shortly after being sampled. A CFIA investigation is currently underway and it has been reported that there are several other equine animals on the index premises. Work is being done to identify other potential contacts as per current policy.

October 24, 2017
Equine Infectious Anemia
Lacombe County, AB
Confirmed case(s): Official Quarantine
Source: Canadian Food Inspection Agency

On October 19, 2017, a positive Equine Infectious Anemia (EIA) result was confirmed by the Canadian Food Inspection Agency’s (CFIA) national reference laboratory for a horse located on premises in Lacombe County, Alberta. This animal had been sampled by the CFIA to comply with export conditions and no clinical signs of the disease were reported. A CFIA investigation is currently underway and as per program policy, a quarantine has been placed on the infected animal and its on-premises contacts. Initial reports indicate that there are several equine animals on the premises. The quarantine will remain until all follow-up testing has been completed and the positive horse is euthanized.

October 23, 2017
West Nile Virus
Delta County, MI
Confirmed Case(s): No Quarantine
Source: Michigan Department of Agriculture and Rural Development

The Michigan Department of Agriculture and Rural Development received confirmation of a 23-year-old Morgan gelding in Delta County that tested positive for West Nile virus (WNV). The horse had not been vaccinated for WNV for at least five years and died from the disease. No quarantines were issued. This case brings the total number of reported cases of WNV in Michigan in 2017 to 15, one case from each of the following counties: Clinton, Delta, Hillsdale, Jackson, Livingston, Mecosta, Midland, Missaukee, Montcalm, Osceola, Ottawa, Roscommon, and St Joseph Counties and two cases from Wexford County.

October 23, 2017
Equine Herpes Viruses
Oldham County, KY
Confirmed case(s): Official Quarantine
Source: Kentucky Department of Agriculture

On October 18, 2017, the Kentucky Department of Agriculture received confirmation of a case of EHV-1 involving a TB mare located at a training facility in Oldham Co., KY.  The horse presented with acute neurologic signs and was euthanized following an examination on October 13, by the attending veterinarian.  University of Kentucky Veterinary Diagnostic Laboratory confirmed the diagnosis of EVH-1 by PCR subsequent to necropsy.  Horses on the premises are asymptomatic and currently under surveillance and quarantine.

October 21, 2017
Eastern Equine Encephalitis
Clay County, FL
Confirmed Case(s): No Quarantine
Source: Florida Department of Agriculture and Consumer Services

On October 13, 2017 the Florida Department of Agriculture and Consumer Services  confirmed Eastern Equine Encephalitis (EEE) in one horse in Clay County. The unvaccinated 11 month old colt became neurologic on October 6th and was euthanized for humane reasons. This the 6th case for Florida in 2017.  For more information go to:  https://aaep.org/sites/default/files/Documents/Outside%20Linked%20Documents/DiseaseFactsheet_EEE1.pdf

October 19, 2017
Eastern Equine Encephalitis
Menominee County, MI
Confirmed Case(s): No Quarantine
Source: The Michigan Department of Agriculture and Rural Development

The Michigan Department of Agriculture and Rural Development has received confirmation of an additional case of Eastern Equine Encephalitis (EEE) in an unvaccinated, three-year-old Quarter Horse in Menominee County. No quarantines were placed. This horse brings the total number of reported cases of EEE in Michigan for 2017 to seven: two from Marquette County, two from Clare County, one from Menominee County, one from Roscommon County, and one from Wexford County.

October 17, 2017
West Nile Virus
Gordon County, GA
Confirmed Case(s): No Quarantine
Source: The Georgia Department of Agriculture

The Georgia Department of Agriculture has confirmed a case of WNV in Gordon County in a 6 year old, TWH of unknown vaccination status. The 2017 total reported WNV cases in GA to date are 6 confirmed, 1 presumptive positive.

 

October 16, 2017
Eastern Equine Encephalitis
Bruce County, ON
Confirmed Case(s): No Quarantine
Source: Ontario Ministry of Agriculture, Food and Rural Affairs

On October 12, 2017, the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) was notified of a confirmed case of Eastern Equine Encephalitis (EEE) in a horse in Bruce County. The 12-year old unvaccinated mare with no travel history was euthanized following the sudden onset and progression of neurological signs. The horse was found down in the field, became unresponsive and was euthanized. A post-mortem examination was performed at the Animal Health Laboratory in Guelph, Ontario and EEE was confirmed by testing of brain tissue.

October 13, 2017
Eastern Equine Encephalitis
Marathon County, WI
Confirmed Case(s): No Quarantine
Source: Wisconsin Department of Agriculture, Trade, and Consumer Protection

The Wisconsin Department of Agriculture, Trade, and Consumer Protection confirmed Eastern Equine Encephalitis in an unvaccinated 10-year-old Appaloosa gelding from Marathon County.  The horse began showing clinical signs (fever, recumbency, paddling) on 10/2/17 and was sampled and euthanized that day. This is the 23rd case of EEE in Wisconsin during 2017.

October 13, 2017
Eastern Equine Encephalitis
Price County, WI
Confirmed Case(s): No Quarantine
Source: Wisconsin Department of Agriculture, Trade, and Consumer Protection

The Wisconsin Department of Agriculture, Trade, and Consumer Protection has confirmed Case #22 off EEE in an equine for 2017.  Confirmatory testing was done at NVSL in Ames, IA.  The horse, located in Price County, was a yearling Friesian stallion of unknown vaccination history purchased this spring.  He began showing clinical signs (fever, ataxia, head tilt, head pressing, and disorientation) on 9/20/17 and a veterinarian was called to the farm that day.  The horse was euthanized