The USDA Animal and Plant Health Inspection Service (APHIS) has reported that a Wyoming horse tested positive for vesicular stomatitis (VS) on July 22.

“On July 22, 2015, the National Veterinary Services Laboratories (NVSL) in Ames, Iowa confirmed a finding of vesicular stomatitis virus (VSV) infection (New Jersey serotype) from a premises in Laramie County, Wyoming,” a July 22 APHIS statement said. “One horse from the premises has met the case definition of infection with compatible clinical signs and positive virus isolation.

“This is the 2015 VSV index case for Wyoming,” the statement continued. “Additionally, one epidemiologically linked suspect premises is quarantined and under investigation in Goshen County, Wyoming.”

An infectious viral disease of livestock, VS typically causes painful blisterlike lesions on the lips, nostrils, tongue, coronary bands, and teats. Humans can become infected when handling animals, contaminated materials, tissues, blood, or viral cultures