Fourth California Horse Tests Positive for EHV-1
The 11-year-old Paint stallion is the fourth horse to develop the neurologic form of EHV-1, and an additional five horses have developed fevers exceeding 101.5°F. Three of the neurologic horses were euthanized due to the severity of their clinical signs, and all other horses on the premises are reported as recovering. CDFA continues to monitor the outbreak.
For the complete outbreak history, see
- California Horse Succumbs to EHV-1
- Second California Horse Succumbs to Equine Herpesvirus Myeloencephalopathy
- Third EHV-1-Infected Horse Dies in San Bernardino County, California
Herpesvirus is highly contagious among horses and can cause a variety of ailments in equids, including rhinopneumonitis (a respiratory disease usually found in young horses), abortion in broodmares, and EHM
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