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Outbreak Alerts: November 03, 2025 Pigeon Fever in Ada County, ID

Equine Herpesvirus- Neurologic

Confirmed Case(s) – Voluntary Quarantine Source: Private Practitioner Veterinarian Number Confirmed: 1; Number Suspected: 1; Number Exposed: 1; Facility Type: Private Facility;  Horse 1: Age: 17; Gender: Gelding; Breed: Quarter Horse (QH); Usage: Pleasure Riding; Onset of Clinical Signs: 10/19/2025; Clinical Signs: Draining abscesses in left pectoral muscle and ventral abdomen; Confirmation Date: 10/27/2025; Horse Status: Recovering;  Horse 2: Age: 8; Gender: Gelding; Breed: Quarter Horse (QH); Usage: Pleasure Riding; Onset of Clinical Signs: 10/20/2025; Clinical Signs: Draining abscess on ventral abdomen; Horse Status: Recovering; See past … Read More

Outbreak Alerts: October 07, 2025 Pigeon Fever in Ada County, ID

Equine Herpesvirus- Neurologic

Confirmed Case(s) – Voluntary Quarantine Source: Private Practitioner Veterinarian Number Confirmed: 1Number Exposed: 1Facility Type: Private Facility Horse 1: Age: 11; Gender: Gelding; Breed: Quarter Horse (QH); Usage: Companion; Onset of Clinical Signs: 9/30/2025; Clinical Signs: Enlarged prescapular lymph nodes, edema and draining abscesses in pectoral and ventral abdominal areas, afebrile; Confirmation Date: 10/4/2025; Horse Status: Affected And Alive; See past published Outbreak Alerts: https://nwhorsesource.com/category/news/alerts Equine Disease Communication CenterUpdates on … Read More

Outbreak Alerts: May 20, 2025 Pigeon Fever in King County, WA

Equine Herpesvirus- Neurologic

Confirmed Case(s) – No Quarantine Source: State vet office Number Confirmed: 1Number Exposed: UnknownFacility Type: Private Facility 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 date listed, disease name, location and current status. Specific premises … Read More

Outbreak Alerts: December 13, 2024 Pigeon Fever in Canyon County, ID

Equine Herpesvirus- Neurologic

Confirmed Case(s) – Outbreak Update Source: Private Practitioner Veterinarian Number Confirmed: 2Number Exposed: 3Facility Type: Private Facility Horse 1:Age: 4Gender: GeldingBreed: Quarter Horse (QH)Usage: Pleasure RidingOnset of Clinical Signs: 12/5/2024Clinical Signs: Mild fever (101.7*F), purulent discharge from submandibular lymph node, ventral jaw swelling, reduced appetiteConfirmation Date: 12/9/2024Horse Status: RecoveringVaccination Status: Unvaccinated See past published Outbreak Alerts: https://nwhorsesource.com/category/news/alerts Equine Disease Communication CenterUpdates on … Read More

Outbreak Alerts: November 14, 2024 Pigeon Fever in Canyon County, ID

Equine Herpesvirus- Neurologic

Confirmed Case(s) – Voluntary Quarantine Source: Private Practitioner Veterinarian Number Confirmed: 1Number Exposed: 2Facility Type: Private Facility Horse 1:Age: 8Gender: MareBreed: Quarter Horse (QH)Usage: Pleasure RidingOnset of Clinical Signs: 11/7/2024Clinical Signs: Two large pectoral abscesses ruptured and draining purulent material. Otherwise afebrile and acting normal.Confirmation Date: 11/13/2024Horse Status: RecoveringVaccination Status: Unvaccinated See past published Outbreak Alerts: https://nwhorsesource.com/category/news/alerts Equine Disease Communication CenterUpdates on current … Read More

Outbreak Alerts: September 19, 2024 Pigeon Fever in Kittitas County, WA

Equine Herpesvirus- Neurologic

Confirmed Case(s) – No Quarantine Source: State vet office Number Confirmed: 1Facility Type: Private FacilityComments: Under vet care. Pending strangles test as well. 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 date listed, disease name, … Read More

Outbreak Alerts: November 7, 2022 Pigeon Fever in Kitsap County, WA

Equine Herpesvirus- Neurologic

Confirmed Case(s) – No Quarantine Source: State vet office Number Confirmed: 1Number Exposed: UnknownFacility Type: FarmComments: A horse in Kitsap County has tested positive for Pigeon Fever. The horse has draining from an abdominal swelling and is currently under private vet care. For more information go to: Pigeon Fever factsheet.  Equine Disease Communication CenterUpdates on current … Read More

October 27, 2020 – Pigeon Fever in Pierce County, WA: Confirmed Case(s)-No Quarantine

Source: Washington State Department of Agriculture Number Confirmed: 1; Notes: A horse at a private facility in Pierce County has tested positive for Pigeon Fever. For more information about Pigeon Fever go to https://aaep.org/sites/default/files/Documents/PIGEON%20FEVER_Finals.pdf; All information is sourced from  http://equinediseasecc.org/alerts/outbreaks Equine Disease Communication CenterUpdates on current disease outbreaks are listed on our EDCC website … Read More

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