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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.


July 25, 2018
Equine Infectious Anemia
Kay County, OK
Quarantine Released
Source: The Oklahoma Department of Agriculture, Food, and Forestry

On Wednesday, July 25, 2018, the Oklahoma Department of Agriculture, Food, and Forestry released the quarantine placed on a premises in Kay County, Oklahoma after a 16 year-old Quarter Horse mare tested positive for Equine Infectious Anemia. The mare was euthanized and all exposed horses have tested negative after 60 days in isolation.

July 24, 2018
Equine Infectious Anemia
Great Bend County, SK
Confirmed case(s): Official Quarantine
Source: The Canadian Food Inspection Agency

On July 20, 2018, a positive EIA result was confirmed by the CFIA's national reference laboratory for a horse on a premises in the rural municipality of Great Bend, Saskatchewan. The horse had been sampled by an accredited veterinarian to satisfy a pre-entry requirement for a particular premises. Initial reports indicate that this horse has traveled extensively within the province for both work and competition. No clinical signs of disease were noted at the time of sampling. A CFIA investigation is underway and as per program policy, a quarantine has been placed on the infected animal and its on-premises contact animals. The quarantine will remain until all disease response activities have been completed, including follow-up testing and ordering the destruction of positive cases. Trace-out activities may require the CFIA to undertake actions at additional premises as outlined in the current program policy.

July 20, 2018
Strangles
Jefferson County, MO
Confirmed Case(s): Voluntary Quarantine
Source: Private Practioner

On Friday, July 20, 2018, a case of Strangles was reported in Jefferson County, Missouri. On June 11, 2018 at least 7 horses at a private facility had typical submandibular and facial abscesses, high fevers, anorexia, coughing, and nasal discharge. Diagnostic testing via culture confirmed the diagnosis. At least 12 other horses have been exposed and a voluntary quarantine is in place. No fatalities have been reported and the affected horses are currently receiving treatment. The horses’ vaccination status is unknown.

July 20, 2018
Strangles
Newport County, RI
Confirmed case(s): Official Quarantine
Source: Office of the Rhode Island State Veterinarian

The Rhode Island State Veterinarian confirmed a case of Strangles in Newport County, Rhode Island. Strangles was first suspected in an 8-year old pony gelding based on clinical signs on July 14th, 2018 and confirmed by PCR on nasal swab on July 18th, 2018 in an . The pony was imported to the facility from Pennsylvania by a dealer on July 10th, 2018. The stable where the pony is housed has been placed under quarantine. There are 24 horses at this facility.

July 16, 2018
Strangles
Finger Lakes Race Track, Farmington, NY
Confirmed case(s): Official Quarantine
Source: New York State Department of Agriculture and Markets

Racing officials and the New York State Department of Agriculture and Markets have quarantined Barn 19 as a precaution at the Finger Lakes Race Track in Farmington, NY along with one training stable in Ontario Co, NY due to one confirmed case of strangles. The affected horse became clinically ill on July 10, 2018 after leaving Finger Lakes Race Track on July 8, 2018. Both quarantined premises have biosecurity procedures in place. Horses in Barn 19 will not be allowed to race until July 29, 2018 but will be allowed to train under certain restrictions. If there are any confirmed cases or signs consistent with Strangles found, the quarantine may be extended. Officials will continue to monitor the situation. 

 

July 13, 2018
Equine Herpes Viruses
Saskatchewan, SK
Confirmed case(s): Official Quarantine
Source: Canadian Animal Health Surveillance System

The Canadian Animal Health Surveillance System has confirmed a case of Equine Herpesvirus Myeloencephalopathy in Saskatchewan. An unvaccinated 19-year-old Quarter Horse gelding presented with hind end ataxia with no improvement on anti-inflammatory treatment. The index case tested negative on PCR but showed a high antibody titre for EHV-1/4 on ELISA. The other 6 horses on the premises tested negative and none have been moved off the premises since the diagnosis was made, however, the positive horse was present at a roping/rodeo event in Alberta just prior to diagnosis. Exact event is unknown (according to https://www.avenuecalgary.com/Things-to-Do/Small-Town-Summer-Rodeos-Alberta/, possible events include Wainwright Stampede, Guy Weadick Days (High River), and Sundre Pro Rodeo). For more information go to https://www.cahss.ca/surveillance/equine/

July 13, 2018
Strangles
Oldham County, KY
Information Only
Source: The Kentucky Department of Agriculture

On Friday, July 13, 2018, the Kentucky Department of Agriculture released a statement confirming Strangles in a horse in Oldham County, Kentucky.  The horse presented with fever and nasal discharge on July 2, 2018.  The diagnosis was confirmed via PCR testing on July 6, 2018. Movement restrictions have been imposed by the State Veterinarian.  No other horses have presented with clinical symptoms and the affected horse is improving daily. Monitoring will continue on the premises with updates as needed. To learn more about Strangles, visit https://aaep.org/sites/default/files/Documents/Outside%20Linked%20Documents/DiseaseFactsheet-Strep_equi.pdf 

July 13, 2018
Equine Infectious Anemia
Dallas and McLennan Counties, TX
Confirmed case(s): Official Quarantine
Source: Texas Animal Health Commission

Texas Animal Health Commission (TAHC) officials confirmed Equine Infectious Anemia (EIA) in one Dallas County Standardbred horse and one McLennan County Quarter Horse. The positive horses have been euthanized and the premises will remain under quarantine until requirements for release have been met. TAHC staff is working closely with owners and veterinarians to monitor potentially exposed horses and implement biosecurity measures.

July 11, 2018
Eastern Equine Encephalitis
Onslow County, NC
Confirmed Case(s): No Quarantine
Source: The North Carolina Department of Agriculture and Consumer Services

On Wednesday, July 11, 2018, the North Carolina Department of Agriculture and Consumer Services confirmed Eastern Equine Encephalitis (EEE) in a 13-year old, unvaccinated, female chestnut draft mix located in Onslow County, North Carolina. This is the second case of EEE in North Carolina for 2018.

July 11, 2018
Equine Herpes Viruses
San Mateo County, CA
Quarantine Released
Source: California Department of Food and Agriculture

On July 11, 2018, the California Department of Food and Agriculture released the San Mateo County Premises from quarantine. The premises had been quarantined since June 26, 2018 after a confirmed case of Equine Herpesvirus Myeloencephalopathy case.