International Breeders' Meeting
INTERNATIONAL COLLATING CENTRE
Animal Health Trust
Information Exchange on Infectious Equine Disease
Lanwades Park, Kentford, Newmarket, Suffolk CB8 7UU, England
Telephone: + 44 (0) 1638 555399
Fax: + 44 (0) 1638 555659
PLEASE CONTACT RICHARD NEWTON OR MAIRE O'BRIEN ON THE ABOVE NUMBER, OR E-MAIL
firstname.lastname@example.org TO SUBMIT REPORTING INFORMATION
Interim Report – September 2016 #9 (20.9.16)
Eastern Equine Encephalomyelitis (EEE)
A case of EEE has been confirmed in a four month-old Standardbred filly in Clare County. The filly developed a fever, began staggering, and became recumbent. The animal which had not been vaccinated against EEE, died.
A fourth case of EEE has been confirmed in Wisconsin. An unvaccinated, 12 year-old Quarter horse mare in Vilas County became febrile, was unable to rise, unresponsive, exhibiting nystagmus, extensor rigidity, intermittent tonic-clonic activity and frequent tooth grinding. The mare was euthanased on humane grounds.
A new case of EEE has been confirmed in Florida. An eleven year-old Quarter horse mare in Sumter County that had last been vaccinated against EEE in late summer 2015, developed clinical signs 13th August and had to be euthanased. This was the first case of EEE in Sumter County and the twentieth in Florida this year.
Strangles and Equine Herpes Virus-4 (EHV-4) Infection
A case of strangles and co-infection with EHV-4 was reported in a horse on a premises in Hillsborough County, Florida. The horse began showing respiratory signs after being imported from a premises in an adjacent state. The affected animal is the only equine on the this premises. This marks the second outbreak in Hillsborough County and the twentieth in the state in 2016.
West Nile Virus (WNV) – Encephalitis
The Washington State Department of Agriculture has reported nine confirmed cases of WNV encephalitis since early September, none of which had been vaccinated. These included the following: a seven year-old Quarter horse mare in Stevens County that is recovering; a cross-breed gelding in Spokane County that is also on the road to recovery; a 12 month-old Quarter horse cross filly that died; a two year-old Arabian colt in Grant County that is recovering; a 17 year-old gelding in Kittitas County that is also recovering; a 13 year-old Paint gelding in Franklin County that had to be euthanased; a six year-old Quarter horse mare in Pend Oreille County that is in fair condition; a 23 year-old Arab cross mare in Okanogan County that had to be euthanased; and a five year-old Arab cross mare in Spokane County that is improving.
Cases of WNV encephalitis have also been confirmed in Wisconsin and Ohio. An unvaccinated Belgian filly in Clark County, Wisconsin was diagnosed as the sixth case of the disease in the state in 2016. On 10th September, the filly had trouble standing and treatment was initiated. The animal continues to make a recovery.
Ohio confirmed the first case of WNV encephalitis in the state this year. This index case was a seven year-old Standardbred located in Tuscarawas County. The horse which had not been vaccinated, exhibited significant clinical signs, including shaking, agitation and thrashing. It had to be euthanased.
International Collating Centre
International Collating Centre