Florida July and August Equine Disease Update
Florida reports of equine WNV, strangles and EEE.
Equine Disease Communication Center
California and Ohio Equine WNV Confirmed
Four of six horses confirmed with West Nile virus (WNV) died or were euthanized.
Equine WNV in Iowa and Colorado
Colorado confirms first 2018 WNV case and Iowa reports another case.
Michigan Reports Two New Equine Strangles Cases
Michigan has now had 13 confirmed cases of strangles in the state this year.
Equine WNV Reported in California, Virginia and Iowa
Confirmed cases of West Nile virus (WNV) were reported in horses from Virginia, Iowa and California.
Multiple EIA Cases in Texas Horses
Equine infectious anemia (EIA) has been diagnosed in horses from McLennan, Wilson, and Ector Counties in Texas.
Virginia Reports First 2018 EEE Horse Death
A mare from Suffolk, Virginia, died from Eastern equine encephalitis (EEE).
North and South Carolina and New York Report Equine Diseases
EEE has been reported in North and South Carolina and WNV was confirmed in New York.
PHF Confirmed in Connecticut
Potomac horse fever (PHF) was confirmed in a horse at a private facility in New London, Connecticut.
Three Georgia Horses Euthanized Due to EIA
The Georgia Department of Agriculture has confirmed equine infectious anemia (EIA) in three horses in Lamar County. Six counties have reported EEE.
PHF Kills Pony in Maryland
Potomac horse fever (PHF) was confirmed in a pony gelding stabled in Frederick County, Maryland.
Three Michigan Counties Have Confirmed Equine Strangles Cases
Montcalm, Shiawassee and Wayne Counties in Michigan have confirmed cases of equine strangles.
Equine Disease Updates
EEE, West Nile virus and equine coronavirus have been reported at the end of July and early August.
Potomac Horse Fever in Virginia
Four horses were confirmed positive in Albemarle County, Virginia, with one euthanized and the rest under veterinary care.
Third Positive Equine EEE Case in North Carolina
A mare was euthanized in Onslow County due to EEE.
EIA-Positive Horse in Rural Saskatchewan
A horse that traveled extensively in the province tested positive for EIA, but had no clinical signs.
Rhode Island Equine Strangles Case Confirmed
Strangles has been confirmed in a pony in Newport County, Rhode Island.
Strangles Diagnosed in Horse From Finger Lakes Race Track in New York
Strangles quarantines are in place at the race track and a stable in Ontario County, New York.
Second 2018 EEE Case in North Carolina Horse
North Carolina reported its second case of EEE in the state for 2018.
EIA in Maryland Horse
A Maryland horse will be euthanized due to equine infectious anemia and the facility has been quarantined.
Nebraska EHV-1 Horse Euthanized
A neurologic EHV-1 horse was euthanized in Buffalo County, Nebraska.
EIA-Postive Horse in Alberta, Canada
A horse from Alberta, Canada, tested positive when trying to enter the United States.
EIA-Postive Horse in Oklahoma
EIA-positive horse euthanized in Oklahoma that originated in Alabama.
Equine Neurologic Herpesvirus in San Mateo County, CA
On one property, a horse has tested positive for EHM and another has tested positive for EHV-1.
Three New Michigan Equine Strangles Cases
Strangles was confirmed in unrelated horses in Clinton, St. Clair and Washtenaw Counties in Michigan.
Equine Botulism Deaths in Nova Scotia, Canada
Two horses were euthanized and at least five others were affected by botulism on one property.
Equine Strangles in Tennessee
Four horses in Shelby County, Tennessee, were confirmed with strangles.
Michigan and Tennessee Report Equine Strangles
Recent strangles cases remind veterinarians to coach horse owners on the importance of quarantine and daily observation of horses.
EIA In Four Texas Counties
Equine infectious anemia (EIA) has been reported in multiple horses in Texas.
Oregon Quarter Horse Positive for EIA
The 7-year-old Quarter Horse mare that is positive for EIA is currently housed at the Grants Pass Downs on the Josephine County Fairgrounds.
North Dakota Horse Euthanized Due to EHM
A horse in Stutsman County, North Dakota, was euthanized due to neurologic equine herpesvirus.
Third Texas Neurologic Equine Herpesvirus Case for May
A barrel racing horse from Williamson County that attended several events has been diagnosed with EHM.
Six EEE Equine Deaths in Florida
Florida reported six positive cases of Eastern equine encephalitis that reported in euthanasia of all six horses.
Maine Horse Euthanized Due To Neurologic Herpesvirus
A horse in York County, Maine, was euthanized due to EHM.
Neurologic Herpesvirus in Virginia Horse
One horse in Fauquier County in northern Virginia was confirmed positive for equine herpesvirus myeloencephalopathy.
South Dakota College Rodeo Horse Positive for EHM
The horse with neurologic herpesvirus has traveled extensively to rodeos in the Great Plains Region.
Wyoming High School Rodeo Horse Positive for Neurologic EHV-1
Horses that attended high school rodeo events at Laramie, Rock Springs or Big Piney should be monitored.
EIA Confirmed In Clearwater County, Alberta, Horse
An investigation is underway and the horse and on-premises contact animals have been quarantined.
New Neurologic Equine Herpesvirus Case at Quarantined California Facility
The third confirmed case of EHM at the Orange County facility is in quarantine.
Additional EHV-1 Non-Neurologic Cases at California Facility
A quarantined barn that had a neurologic case of EHV-1 has had seven additional horses that tested positive for EHV-1 and had fevers, but no neurologic signs.
Neurologic Herpesvirus Results in Wyoming Horse Death in April
Barrel horse initially suspected of having rabies was euthanized due to neurologic herpesvirus.
Florida Miniature Mule Euthanized Due to EEE
A Miniature Mule in Levy County, Florida, was euthanized due to Eastern equine encephalitis.
More Equine Strangles in Michigan
A Quarter Horse mare from Ionia County, Michigan, was diagnosed with strangles.
North Dakota EHM Horse Euthanized
The North Dakota Department of Agriculture has confirmed equine herpesvirus myeloencephalopathy (EHM) in a Bowman County barrel racing horse.
Additional Positive EHV-1 Horses at Quarantined CA Facility
The California facility that houses a neurologic case of equine herpesvirus type 1 also has five horses with fevers that are positive for EHV-1.
Two Additional EHV-1 Cases in CA Quarantined Barn
Orange County quarantined horse barn has two new horses with fevers test positive for equine herpesvirus type 1.
Georgia Miniature Mule Positive for EHV-1 Died of Respiratory Complications
A Miniature Mule in Cherokee County, Georgia, was positive for EHV-1 and died of respiratory disease.
Colorado Neurologic Herpesvirus Confirmed
A horse in Weld County, Colorado, was confirmed positive for EHM.