WNV in Massachusetts: First Equine Case of 2018 Confirmed
Erica Larson
August 27, 2018
A horse from Hampshire County was euthanized last week after contracting West Nile virus.
A horse from Hampshire County was euthanized last week after contracting West Nile virus.
A 5-year-old mare from Monmouth County was vaccinated against EEE in 2017, but not in 2018. She was euthanized Aug. 18.
Animal health officials have confirmed WNV in Montana horses in Blaine, Cascade, Lewis and Clark, Powder River, Wheatland, and Yellowstone counties.
Two unvaccinated horses in Northeast Ohio have tested positive for West Nile virus (WNV). These are the first cases of WNV in Ohio horses identified this year.
These bring the total number of confirmed equine WNV cases in California to five so far this year.
A Larimer County horse has been diagnosed with West Nile virus; this is the first case of WNV in Colorado horses confirmed in 2018.
Routine horse vaccinations are one of the easiest and most efficient ways to protect equids’ health against potentially fatal infectious diseases.
The unvaccinated 9-year-old pony mare from Fauquier County has recovered.
The 5-year-old Quarter Horse from Grant County has a favorable prognosis at this time and is receiving supportive care.
Officials are urging caution after a Quarter Horse mare from Suffolk, who was incompletely vaccinated—she received the initial vaccination against EEE, but not a follow-up booster—died late last month.
The unvaccinated 15-year-old gelding, from Addison, in Steuben County, began showing clinical signs on Aug. 4, was hospitalized Aug. 5, and is reportedly recovering from infection.
The 5-year-old mare from Chesterfield County had no vaccination history and died.
Officials have confirmed six cases of EEE in North Carolina horses residing in Richmond, Onslow, Duplin, Craven, and Carteret counties.
Horses residing in Musselshell and Lake Counties tested positive for WNV.
Veterinarians identified the positive horses, from Lamar County, through surveillance for an EIA trace initiated in another state.
The Georgia Department of Agriculture has confirmed EEE cases in horses residing in Bleckley, Colquitt, Cook, Lowndes, Jenkins, and Wayne counties.
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