Washington State Confirms Potomac Horse Fever and Pigeon Fever

The Equine Disease Communication Center has confirmed Potomac horse fever in Lewis County and pigeon fever in Pierce County in Washington.

Potomac Horse Fever

Potomac horse fever was confirmed in two horses in Lewis County, Washington, according to the attending veterinarian. 

Two horses were confirmed at a private facility. One was a 17-year-old Quarter Horse gelding that had onset of clinical signs on October 28 that included diarrhea, inappetence and weight loss. The horse was confirmed with Potomac horse fever on November 7 and is recovering.

For more information on Potomac horse fever visit this AAEP Fact Sheet.

Pigeon Fever

The Washington State Department of Agriculture confirmed one case of Pigeon fever in Pierce County. Two other horses were exposed.

A horse at a rescue facility in Pierce County tested positive for Pigeon fever. The horse was rescued from out of state and exposed 2 other horses but they are not sick. For more information about Pigeon Fever visit this AAEP Fact Sheet.