Oregon Confirms EHV-1 and EI Cases
Edited Press Release
December 9, 2021
Both affected equids reside at an Oregon rescue facility where 29 more equids were exposed.
Both affected equids reside at an Oregon rescue facility where 29 more equids were exposed.
Two of the four affected horses have been euthanized.
The horse’s facility is under voluntary quarantine following the positive test.
The 2-year-old Quarter Horse had recently returned from a show in Fort Worth, Texas.
Thirty-eight exposed horses on the affected horse’s premises are under official quarantine.
The mare’s boarding facility had pre-emptively enacted movement restrictions following a mare in another province showing clinical signs days earlier.
Another horse is suspected with the potentially deadly contact-spread disease.
Thirty-one horses were exposed and their Washington County facility is now under quarantine.
This is the state’s second confirmed equine EHV-1 case in 2021.
Equine epidemiologist Dr. Nicola Pusterla sheds light on the recent discrepant test results related to the equine herpesvirus outbreak in Sonoma County, California.
In addition, two confirmed positive horses at the index case’s home premises have received their first negative tests.
Veterinarians have confirmed no new cases new equine herpesvirus-1 cases related to the racetrack outbreak.
The California Department of Food and Agriculture continues to monitor horses from the Sonoma County show and the index case’s home premises.
Another mare has shown neurologic signs but has tested negative for EHV-1.
The CDFA reports one neurologic, one febrile, four suspected cases that tested negative, and one euthanized horse.
Because of difficulty in isolating new arrivals at Kentucky tracks, more stringent requirements have been established.
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