Horse breeding from planning through foal care

Prevention and treatment for problems of the equine foot

Proper feeding practices for foals, adult horses, and older horses

Discussions about the welfare of our equine friends

Horse-heath-problem risk factors, prevention, diagnosis, and treatment

How to care for the basic health needs of horses

All aspects of caring for performance horses

Design and maintain a healthy horse operation

Prevention, diagnosis, and treatment of leg lameness

News and issues for equine health professionals

Cover Story

The Many Faces of Equine Metabolic Syndrome

Unveiling what EMD and ID really look like.

Also in this Issue

Post-Foaling Red Flags
HERDA 20 Years Later
Strangles: An Old Disease in a Modern World
Before She Foals: Managing Broodmares
Beneath the Hoof Wall: Soft Tissues Injuries of the Equine Foot

Latest Q&A

Food Allergies, Intolerances, and Sensitivities in Horses

April 18, 2024

Q&As

Equine Behavior

Our animal behavior experts field your questions about why your horse does XYZ.

Horse Nutrition

Equine nutritionists respond to queries about forage, grain, supplements, and other related topics.

Performance Horse Health

Veterinarians and researchers tackle questions about equine athletes.

Featured Podcasts

Can PPID or EMS Affect My Horse’s Joints?

Methodologies for Assessing Horses' Quality of Life Needed

When Should I Retire My Horse From Riding?

Podcasts

Ask 'TheHorse' Live

The Horse’s experts answer your questions during a monthly live audio event.

Equine Innovators

Join us as we interview leading equine researchers from the University of Kentucky.

Fact Sheet: Pituitary Pars Intermedia Dysfunction (PPID)

Fact Sheet: Equine Protozoal Myeloencephalitis (EPM) in Horses

Free Reports:

View All Free Reports

Quick referenced of horse conditions, diseases and health topics

Forms

Checklists and identification forms for horse owners

EHM Confirmed in California Horse

October 23, 2019
Posted by Edited Press Release

This newest case of equine herpesvirus myeloencephalopathy in California is reportedly not related to the four horses recently confirmed in Shasta and Sonoma counties. Sixty additional horses were exposed.

Topics: Article, Diseases and Conditions, Equine Herpesvirus (EHV), Horse Care, Horse Industry News, Infectious Diseases, Neurologic Disease, Welfare and Industry

Favorite

No account yet? Register

On Oct. 17, the California Department of Food and Agriculture (CDFA) confirmed that one horse in Alameda County tested positive for the neurologic form of equine herpesvirus (EHV-1), also known as equine herpesvirus myeloencephalopathy (EHM). | Photo: Wikimedia Commons

The affected 12-year-old Arabian mare developed clinical signs of ataxia (incoordination), fever, and recumbency (down and unable to rise) on Oct. 16. She was reported as having been vaccinated and, after being isolated and quarantined, is currently under veterinary care. She had no history of travel from her home premises, and the case is stated as not related to the three Shasta County cases and one Sonoma County case confirmed in early October. One of those four horses resided at the index case’s premises, and the other three participated in a Sept. 27-28 event at Rolling Hills Equestrian Center, in Corning, California.

CDFA continues to investigate to identify potentially exposed horses and will provide updates as available.

EHV 101

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

Create a free account with TheHorse.com to view this content.

TheHorse.com is home to thousands of free articles about horse health care. In order to access some of our exclusive free content, you must be signed into TheHorse.com.