Outbreaks | Equine Disease Communication Center

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.

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Strangles

Worcester County, MA

Outbreak Identifier: 4092

Alert ID: 1583

February 24, 2020

Confirmed Case(s) - Official Quarantine

Source: Attending Veterinarian

Number Confirmed: 1;
Number Suspected: 1:
Number Exposed: Not Reported;
Age: 9; Gender: Mare; Breed: Quarter Horse (QH); Onset of Clinical Signs: 2/9/2020;
Clinical Signs: Lymphadenopathy, Nasal Discharge; Confirmation Date: 2/17/2020; Horse Status: Affected And Alive; Vaccination Status: Status Unknown;
Notes: Two horses shipped from Lebanon PA on 2/7/20 with an overnight in Connecticut. Both had nasal discharge. The afebrile horse tested positive for Streptococcus equi equi on nasal bacterial culture. The other horse had a fever and significant nasal discharge and was only positive for Streptococcus zooepidemicus.

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