VSV continues spreading among horses in south-central Kansas

A horse with VSV is examined. (Photo credit: Dr. Greg Farrand, D.V.M.)
A horse with VSV is examined. (Photo credit score: Dr. Greg Farrand, D.V.M.)


MANHATTAN — The Kansas Department of Agriculture Division of Animal Health is responding to an outbreak of vesicular stomatitis virus (VSV) that has continued to unfold in horses throughout south central Kansas.

VSV was first confirmed in Butler County on June 16 and has now been confirmed by testing on greater than 30 premises in 4 counties in the area.

All premises with confirmed instances of VSV in horses have been quarantined; in addition, any premises with animals displaying medical indicators according to VSV are positioned on quarantine.

More than 60 premises are presently below quarantine in Butler, Cowley, Sedgwick and Sumner counties.

A quarantine for VSV lasts for no less than 14 days from the onset of signs on the final animal on the premises. Quarantines usually are not lifted till a veterinarian has examined all prone animals on the premises.

VSV is a viral illness which primarily impacts horses, however also can have an effect on cattle, sheep, goats, swine, llamas and alpacas. At this time, all confirmed instances of VSV in Kansas are horses, though some cattle have proven medical indicators and confirmatory laboratory outcomes are pending.

“This outbreak is still very active in south central Kansas, and we encourage all owners of horses and other livestock to continue to be vigilant,” Dr. Justin Smith, Animal Health Commissioner mentioned. “Monitor your animals for symptoms of VSV, and be in communication with your veterinarian if you see anything of concern. The most effective way to slow the spread of this virus is to take aggressive steps to limit exposure to insects that are the primary source of infection.”

In horses, VSV is usually characterised by lesions which seem as crusting scabs on the muzzle, lips, ears, coronary bands, or ventral stomach. Other medical indicators of the illness embody fever and the formation of blister-like lesions in the mouth and on the dental pad, tongue, lips, nostrils, ears, hooves and teats. Infected animals could refuse to eat and drink, which might result in weight reduction. Vesicular stomatitis might be painful for contaminated animals and dear to their homeowners. Although it’s uncommon, people also can turn into contaminated with the illness when dealing with affected animals, and may develop flu-like signs.

The major means the virus is transmitted is from biting bugs like black flies, sand flies and midges. Owners ought to institute strong measures to scale back flies and different bugs the place animals are housed. VSV will also be unfold by nose-to-nose contact between animals. The virus itself often runs its course in 5 to seven days, and it may take as much as an extra seven days for the contaminated animal to recuperate from the signs. There aren’t any accredited vaccines for VSV. 

KDA has developed tips to help organizations that are internet hosting reveals and gala’s throughout the state, and have labored with a lot of them to contemplate how they’ll shield the well being and security of animals attending their occasions.

Kansas was the fourth state in the U.S. to have confirmed instances of VSV this 12 months; VSV has additionally been confirmed in Arizona, Nebraska, New Mexico and Texas.

Because of the confirmed instances in Kansas, different states and Canada are prone to improve restrictions on livestock imports.

Animal well being officers strongly encourage all livestock homeowners and veterinarians to name the animal well being authority in the vacation spot location for probably the most present import necessities previous to journey.

Information about VSV might be discovered on the KDA web site at www.agriculture.ks.gov/VSV, together with:

  1. Documents describing signs of VSV
  2. Recommendations for fly management practices
  3. Guidelines for reveals and gala’s
  4. Materials from a webinar with Ok-State Research and Extension in Butler County
  5. Current state and nationwide state of affairs studies

VSV is taken into account a reportable illness in Kansas. If you observe medical indicators among your animals, contact your veterinarian straight away. For questions on VSV in Kansas, please contact the KDA Division of Animal Health at 785-564-6601.

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