Outbreaks | Equine Disease Communication Center

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.

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Potomac Horse Fever

Bourbon County, KY

Alert ID: 920

June 06, 2018

Source: Kentucky State Veterinarian's Office

On Tuesday, June 5, 2018, the Kentucky State Veterinarian’s Office confirmed a case of Potomac Horse Fever in Bourbon County. A 2017 Thoroughbred filly presented on Tuesday, May 29, 2018 with acute watery diarrhea of 48-hour duration, dehydration, and had been febrile. PCR testing of whole blood and feces confirmed the diagnosis of Potomac Horse Fever. Treatment was begun on Tuesday, June 5, 2018. The filly appeared much improved and is expected to make a full recovery. This is Kentucky’s second confirmed case of Potomac Horse Fever in 2018. Investigations support no direct correlation or relationship between the previous case identified on June 1, 2018.

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