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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.


Date Disease Location Status
September 23, 2017 West Nile Virus Boundary County, ID Confirmed Case(s): No Quarantine
Source: Idaho State Department of Agriculture

The Idaho Department of Agriculture has confirmed a case of equine West Nile virus in Boundary County. The 20-year-old Quarter Horse mare showed an onset of clinical signs on September 9th which included staggering, incoordination, hyperflexion when walking, and stumbling. The mare was unvaccinated but still alive at the time of the report.

September 22, 2017 Eastern Equine Encephalitis Atlantic County, NJ Confirmed Case(s): No Quarantine
Source: New Jersey Department of Agriculture

The New Jersey Department of Agriculture confirmed eastern equine encephalitis in a 9-year old mare in Atlantic County.  The illness started on 9/17/17 and the horse is reportedly being treated. The horse was vaccinated 2-years ago.

September 22, 2017 West Nile Virus Colleton County, SC Confirmed Case(s): No Quarantine
Source: South Carolina State Veterinarian

The South Carolina State Veterinarian confirmed two ponies in Colleton County tested positive for West Nile Virus (WNV).  An unvaccinated 22-year old Shetland gelding and a 13-year old Shetland gelding, that the owner thought was vaccinated but with an unknown date, were both euthanized.

September 22, 2017 Eastern Equine Encephalitis Chesterfield, Horry, Aiken Counties, SC Confirmed Case(s): No Quarantine
Source: South Carolina State Veterinarian

The South Carolina State Veterinarian’s office has received laboratory confirmation of 3 additional Eastern Equine Encephalitis (EEE) positive cases for a total of 8 diagnosed in 2017. An 8-year old Appaloosa gelding from Chesterfield County, a 1.5-year old bay filly in Horry County and a 6-year old Haflinger mare in Aiken County had not been vaccinated and all were euthanized  

September 22, 2017 West Nile Virus Hardin County, KY Confirmed Case(s): No Quarantine
Source: Kentucky Department of Agriculture

The Kentucky Department of Agriculture has reported confirmation of a case of equine West Nile virus in Hardin County. The 17-year-old Quarter Horse gelding, which had no WNV vaccination history, presented with clinical signs on September 14th which included ataxia and muscle fasciculations. The horse received treatment and showed an initial response but relapsed and was euthanized on September 22nd after he became recumbent. This is the 11th equine WNV case confirmed in Kentucky in 2017.

September 22, 2017 West Nile Virus Logan, Spanish Fork, Erda, Utah, Cache, Payson, Bluffdale, Honeyville, Salt Lake, and Box Elder Counties, UT Confirmed Case(s): No Quarantine
Source: Utah Department of Agriculture and Food

The Utah Department of Agriculture has reported ten horses have tested positive for WNV with clinical signs initially observed between 9/8 and 9/20.  Horses are all from different premises located throughout the north-central part of the state. Five of the horses were treated and are recovering. The other five horses were not treated by their veterinarian and their status is unknown. The cases occurred in the following counties: Logan, Spanish Fork, Erda, Utah, Cache, Payson, Bluffdale, Honeyville, Salt Lake, and Box Elder Counties. For more information go to http://ag.utah.gov/animal/animal-health.html.

September 22, 2017 West Nile Virus Brantley County, GA Confirmed Case(s): No Quarantine
Source: Georgia Department of Agriculture

The Georgia Department of Agriculture has confirmed a case of WNV in Brantley County in a 2 year old, vaccinated QH. The horse presented with acute neurological signs and is recovering with supportive care. The 2017 total reported WNV cases in GA to date are 5 confirmed, 1 presumptive positive.

September 21, 2017 West Nile Virus Johnson County, KY Confirmed Case(s): No Quarantine
Source: Office of the Kentucky State Veterinarian

The Office of the Kentucky State Veterinarian has confirmed a case of equine West Nile virus in Johnson County. The 4-year-old Rocky Mountain Horse mare showed an onset of clinical signs on September 14th which included ataxia, muzzle twitch, and muscle fasciculations. The mare had no WNV vaccination history but was reported to be recovering on September 20th. This is Kentucky’s 10th confirmed equine WNV case in 2017.

September 21, 2017 Strangles Walton and Jackson Counties, GA Information Only
Source: Georgia Department of Agriculture

The Georgia Department of Agriculture has confirmed a single case of Strangles in each of the following counties:  Walton and Jackson.

 

September 21, 2017 West Nile Virus Elbert and Walker Counties, GA Confirmed Case(s): No Quarantine
Source: Georgia Department of Agriculture

The Georgia Department of Agriculture has confirmed 2 additional cases of WNV in the following counties: Elbert (2 year, unvaccinated Miniature Horse) and Walker (6 year, unvaccinated AS horse). Both horses presented with acute neurological signs. In one case, the horse recuperated with supportive care and in the other case, the horse was euthanized due to poor prognosis. The 2017 total reported WNV cases in GA to date are 4 confirmed, 1 presumptive positive.