March 16, 2020: A 14-year-old Pony mare in Alameda County displaying neurologic signs has been confirmed positive for Equine Herpesvirus-1. The mare has been isolated and quarantined at a veterinary hospital. Forty-four (44) exposed horses on the home premise have been quarantined with enhanced biosecurity measures including twice daily temperature monitoring. CDFA was onsite March 14 to evaluate the situation. All potentially exposed horses have been traced and contacted. Any horse displaying clinical signs or a temperature over 101.5F shall be reported to the veterinarian for evaluation and potential nasal swab and blood sampling. CDFA will continue to monitor the situation.
Equine Infectious Anemia - Madera County
Good morning California Practitioner,
A 24-year-old Paint mare in Madera County has been confirmed positive for
Equine Infectious Anemia (EIA). The mare had been tested to travel out of
state, and was euthanized on January 24, 2020 after infection was confirmed.
There are no exposed horses on the horse's home premise and an
epidemiological investigation is ongoing to determine if any horses were
exposed. This is the first confirmed case of EIA in California since 2017.
Contact your veterinarian if you have questions.
Equine Herpesvirus-1 - Santa Barbara County
January 10, 2020: A 21-year-old Quarter Horse gelding in Santa Barbara
county displaying neurologic signs and fever has been confirmed positive for
Equine Herpesvirus-1. On January 9,2020, the gelding was euthanized due to
severity of signs. The index premises with two remaining horses has been
quarantined with requirements for enhanced biosecurity measures including
twice daily temperature monitoring. There has been no recent movement of
horses on or off the property. CDFA will continue to monitor the situation.
Vesicular Stomatitis has been confirmed in Texas and Kansas
Good morning California Equine Practitioners,
Vesicular Stomatitis has been confirmed in Texas and Kansas.
Below are the case details and new entry requirements for horses, cattle, sheep, goat and swine entering California from a VS Affected State.
Situation Update
On October 23, 2019, the National Veterinary Services Laboratories in Ames, Iowa confirmed a finding of VSV infection (Indiana serotype) on a premises in Sherman County, Kansas. Three of 5 horses on the premises are showing clinical signs of VSV and one of the horses has met confirmed case definition of an index case in a new state with a VSV-positive complement fixation titer of 1:40 or greater. Two of the affected horses are also PCR-positive for VSV-Indiana. There are 14 cattle on the premises that are clinically unaffected and the premises is currently under state quarantine. This is the 2019 VSV index case for Kansas.
Additionally, during the last week, a new confirmed premises has been identified in Collin County, Texas. Note, Texas entry requirements had been rescinded on Monday October 21, 2019, as the state had released all quarantines and had no confirmed cases in the prior 30 days.
Current, VS Affected states include: Colorado, Kansas, Nebraska, Texas, Utah and Wyoming.
Vesicular Stomatitis Requirements for Importing Horses, Cattle, Sheep, Goats and Swine into California
All horses, cattle, sheep, goat and swine *originating from any state where vesicular stomatitis (VS) has been diagnosed (except cattle and swine transported directly to slaughter) must be accompanied by a health certificate (certificate of veterinary inspection) and signed by an accredited veterinarian that includes the following statement:
“I have examined all the animals identified on this certificate within 72 hours of shipment date and found them to be free from signs of Vesicular Stomatitis (VS). During the last thirty (30) days, these animals have not been exposed to VS nor located on a VS confirmed or a VS suspected premises.”
*For purposes of this requirement, “originating” means horses, cattle, sheep, goats, and swine that initially leave the VS infected state and come to California, or those that leave any state, visit an infected state, and then return to California.
The California Horse Racing Board (CHRB) has no additional requirements, at this time, on horses coming from a VS-infected area to enter race tracks and/or CHRB-approved training centers. For more information, contact CHRB at 916-263-6000.
ALERT: Vesicular Stomatitis Confirmed in 2019
By Katie Flynn, BVMS, MRCVS
On June 21, 2019, the National Veterinary Services Laboratories (NVSL) in Ames, Iowa, confirmed vesicular stomatitis virus (VSV) infection (Indiana serotype) on a premises in Kinney County, Texas. VSV-Indiana serotype has not been diagnosed in the U.S. since 1998; all VSV cases from 2004-2016 have been VSV-New Jersey serotype. Since this detection, the virus has been confirmed in Tom Green County, Texas and Sandoval County, New Mexico. For the latest information and VS Fact Sheet visit: https://www.cdfa.ca.gov/ahfss/Animal_Health/VS.html
Any animal displaying signs compatible with vesicular stomatitis should be reported to your local CDFA AHB district office for investigation. A foreign animal disease diagnostician will be sent to the premises to examine the animal, collect appropriate samples, and conduct an epidemiologic investigation. The suspect animal will be quarantined until laboratory results determine the vesicular stomatitis status.
Requirements for Importing Horses, Cattle, Sheep, Goats and Swine into California from a Vesicular Stomatitis Affected State: All horses, cattle, sheep, goats and swine *originating from any state where vesicular stomatitis (VS) has been diagnosed (except cattle and swine transported directly to slaughter) must be accompanied by a health certificate (certificate of veterinary inspection) and signed by an accredited veterinarian that includes the following statement:
“I have examined all the animals identified on this certificate within 72 hours of shipment date and found them to be free from signs of Vesicular Stomatitis (VS). During the last thirty (30) days, these animals have not been exposed to VS nor located on a VS confirmed or a VS suspected premises.”
*For purposes of this requirement, “originating” means horses, cattle, sheep, goats, and swine that initially leave the VS infected state and come to California, or those that leave any state, visit an infected state, and then return to California. The California Horse Racing Board (CHRB) currently has no additional requirements on horses coming from a VS infected area to enter race tracks and/or CHRB-approved training centers. For more information, contact CHRB at 916-263-6000.
