Equine Disease Communication Center

Confirmed Case(s) – No Quarantine Source: California Department of Food and Agriculture Number Confirmed: 1Number Exposed: UnknownAge: 5Gender: StallionBreed: AndalusianOnset of Clinical Signs: 8/11/2023Clinical Signs: Ataxic – Grade 2 thoracic limbs, grade 3 pelvic limbs , CP deficits, weak tail pull, low grade fever.Confirmation Date: 8/18/2023Horse Status: Affected And AliveVaccination Status: Status UnknownComments: This is the 12th case confirmed …

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Confirmed Case(s) – No Quarantine Source: California Department of Food and Agriculture Number Confirmed: 1Number Exposed: UnknownAge: 5Gender: MareBreed: Quarter Horse (QH)Onset of Clinical Signs: 8/17/2023Clinical Signs: Moderate to severe ataxia, muscle fasciculations, ear twitching.Confirmation Date: 8/24/2023Horse Status: RecoveringVaccination Status: UndervaccinatedComments: This is the 14th case confirmed of equine WNV in California in 2023. For more information, go to: https://www.cdfa.ca.gov/ahfss/Animal_Health/WNV_Info.html …

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Confirmed Case(s) – No Quarantine Source: California Department of Food and Agriculture Number Confirmed: 1Number Exposed: UnknownAge: YearlingGender: ColtBreed: MustangOnset of Clinical Signs: 8/19/2023Clinical Signs: Ataxia and dysphagia, progressive recumbency, cranial nerve deficits.Confirmation Date: 8/23/2023Horse Status: Affected And AliveVaccination Status: UnvaccinatedComments: This is the 13th case confirmed of equine WNV in California in 2023. For more information, go to: https://www.cdfa.ca.gov/ahfss/Animal_Health/WNV_Info.html …

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Confirmed Case(s) – No Quarantine Source: State Veterinarian Number Confirmed: 1Number Exposed: 70Facility Type: Private FacilityAge: 20Gender: GeldingBreed: Quarter Horse (QH)Onset of Clinical Signs: 8/18/2023Clinical Signs: Acutely neurologic 3/5; muscle fasciculationsConfirmation Date: 8/23/2023Horse Status: RecoveringVaccination Status: Undervaccinated Comments: Horse resides at large equine facility with horses of all ages. No other horses on the facility have demonstrated symptoms consistent …

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Confirmed Case(s) – No Quarantine Source: State Veterinarian Number Confirmed: 1Number Exposed: 2Facility Type: Private FacilityAge: YearlingGender: FillyBreed: Quarter Horse (QH)Onset of Clinical Signs: 8/18/2023Clinical Signs: Neurologic 2/5, muscle fasciculationsConfirmation Date: 8/23/2023Horse Status: RecoveringVaccination Status: Unvaccinated See past published Outbreak Alerts: https://nwhorsesource.com/category/news/alerts Equine Disease Communication CenterUpdates on current disease outbreaks are listed on our EDCC website as they occur and …

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Confirmed Case(s) – No Quarantine Source: California Department of Food and Agriculture Number Confirmed: 1Number Exposed: UnknownAge: 2Gender: GeldingBreed: Quarter Horse (QH)Onset of Clinical Signs: 8/10/2023Clinical Signs: Grade 3-4 ataxia, somnolence, muscle fasciculations, low grade fever. Neurological signs improved but patient was subsequently euthanized due to comorbidities.Confirmation Date: 8/18/2023Horse Status: EuthanizedVaccination Status: VaccinatedComments: This is the 11th case confirmed …

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Confirmed Case(s) – No Quarantine Source: State Veterinarian Number Confirmed: 1Number Exposed: 4Age: 5Gender: GeldingBreed: Quarter Horse (QH)Onset of Clinical Signs: 8/16/2023Clinical Signs: Fever, muscle fasiculations.Horse Status: Affected And AliveVaccination Status: Unvaccinated See past published Outbreak Alerts: https://nwhorsesource.com/category/news/alerts Equine Disease Communication CenterUpdates on current disease outbreaks are listed on our EDCC website as they occur and will include the …

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Confirmed Case(s) – No Quarantine Source: California Department of Food and Agriculture Number Confirmed: 1Number Exposed: UnknownAge: 2Gender: fillyBreed: PaintOnset of Clinical Signs: 8/13/2023Clinical Signs: CNS signs, ataxic all four limbs, lethargic.Confirmation Date: 8/16/2023Horse Status: RecoveringVaccination Status: UnvaccinatedComments: This is the 10th case confirmed of equine WNV in California in 2023. For more information, go to: https://www.cdfa.ca.gov/ahfss/Animal_Health/WNV_Info.html See past published Outbreak …

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Confirmed Case(s) – No Quarantine Source: California Department of Food and Agriculture Number Confirmed: 1Number Exposed: UnknownAge: 4Gender: MareBreed: Quarter Horse (QH)Onset of Clinical Signs: 8/7/2023Clinical Signs: Acutely recumbent, could not rise without assistance.Confirmation Date: 8/17/2023Horse Status: EuthanizedVaccination Status: UndervaccinatedComments: This is the 9th case confirmed of equine WNV in California in 2023. For more information, go to: https://www.cdfa.ca.gov/ahfss/Animal_Health/WNV_Info.html See past published …

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Confirmed Case(s) – No Quarantine Source: California Department of Food and Agriculture Number Confirmed: 1Number Exposed: UnknownAge: 2Gender: GeldingBreed: HaflingerOnset of Clinical Signs: 8/3/2023Clinical Signs: Hyperesthesia, facial and muzzle twitching.Confirmation Date: 8/17/2023Horse Status: RecoveringVaccination Status: VaccinatedComments: This is the 8th case confirmed of equine WNV in California in 2023. For more information, go to: https://www.cdfa.ca.gov/ahfss/Animal_Health/WNV_Info.html See past published Outbreak Alerts: https://nwhorsesource.com/category/news/alerts Equine Disease …

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