Disease alerts - Equine herpes myeloencephalopathy (EHM) in Quebec, April 11, 2025 - Equine herpes myeloencephalopathy (EHM) in Quebec, April 11, 2025 - Equine herpes myeloencephalopathy (EHM) in Quebec, April 11, 2025

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Regulatory Category- Federal:

Monitored

Regulatory Category- Province or Territory:

Immediately Notifiable

Animal Type:

Equine

Susceptible Animal Types:

Equine

Animal Class:

Terrestrial

Disease Agent:

Equine herpes virus

Disease Agent Type:

Virus

Organization:

Quebec Ministry of Agriculture, Fisheries and Food (MAPAQ)

Region:

Quebec

Event Size:

Multiple individuals at 1 premises/location

Problem(s):

Nervous systems signs

Topics:

Endemic

Start Date

Apr/11/2025

End Date

Apr/11/2025

Website

Equine Disease Communication Center

Equine herpes myeloencephalopathy (EHM) in Quebec, April 11, 2025

Ministère de l'Agriculture, des Pêcheries et de l'Alimentation (MAPAQ)

Equine herpes myeloencephalopathy (EHM) has been confirmed in Région de Gatineau, Quebec. A 17 year old gelding presented with hindlimb ataxia and bladder paresis. The horse is recovering. The horse was not vaccinated against equine herpesvirus. There are 7 additional suspected cases. A voluntary quarantine is in place.