Strangles (Streptococcus equi) has been confirmed at a farm in Grey County, Ontario. On August 24, 2026, a 4-month old foal developed respiratory distress and was diagnosed with a retropharyngeal lymph node abscess, which was drained. The foal is now recovering. Streptococcus equine was cultured from the abscess.
The owner, working with their veterinarian, has implemented voluntary animal movement restrictions and biosecurity protocols. To see past and present Strangles cases in Ontario go to: https://www.oahn.ca/resources/ontario-equine-disease-alerts/ and enter the disease surveillance portal.