Equine Herpesvirus (EHV)


California EHV-1 Quarantines Released

July 02, 2015

Animal health officials released the quarantines in San Joaquin and Riverside counties on June 30.... Read More


Riverside County, California, Equids Test Negative for EHV-1

June 24, 2015

Meanwhile, no additional equine herpesvirus-1 (EHV-1) cases have been reported in San Joaquin County.... Read More


EHV-1 Reported in Two California Counties

June 22, 2015

Equids residing in Riverside and San Joaquin counties have tested positive for equine herpesvirus-1 (EHV-1).... Read More


No New EHV-1 Cases Reported in Oregon Since June 1

June 19, 2015

The last reported positive, a 14-year old Quarter Horse, was released from the hospital and is quarantined at his home.... Read More


EHV-1 Quarantines in California, Virginia Lifted

June 13, 2015

No additional horses in either state tested positive for the virus during the quarantine periods.... Read More


Grayson-Jockey Club Offers Free Online Courses

June 11, 2015

The Advanced Horsemanship Program's first modules focus on EHV-1, the hoof, and the National Uniform Medication Program.... Read More


Does My Horse Have a 'Cold'?

June 09, 2015

Find out how to prevent equine upper respiratory tract infections from spreading throughout your barn.... Read More


New Equine Herpesvirus Case Reported in Oregon

June 02, 2015

The Marion County gelding has tested positive for both the wild type and the more serious neuropathogenic form of EHV-1.... Read More


EHV-1 Reported in California, Virginia

May 26, 2015

The California horse is recovering, while the Virginia horse was euthanized.... Read More


Kentucky Urges Owners, Event Organizers to Be Aware of EHV-1

May 24, 2015

Officials urged horsemen and organizers to take precautions due to the EHV-1 cases diagnosed across the country.... Read More


Forest County, Pennsylvania, Farm Quarantined for EHV-1

May 18, 2015

Another farm in Clarion County is also quarantined after a horse there showed signs of disease.... Read More


No New EHV-1 Cases Reported in Oregon This Week

May 15, 2015

In the previous two weeks, nine horses developed fever and/or neurologic signs after being exposed to EHV-1. ... Read More


EHV-1 Identified in Illinois

May 14, 2015

The Illinois Department of Agriculture says two horses have tested positive for equine herpesvirus-1 (EHV-1).... Read More


Neurologic EHV-1 Confirmed in Iowa

May 13, 2015

A horse stable in Madison County has reported several confirmed cases of neurologic equine herpesvirus-1 (EHV-1).... Read More


Two Additional Oregon Horses Show Neurologic Signs of EHV

May 08, 2015

Eight Oregon farms are currently under quarantine: six in Marion County and two in Polk County.... Read More

A rectal thermometer is a necessary tool for monitoring your horse's temperature in case of infection.


Oregon EHV-1: Case Count Rises to Four

May 05, 2015

Facilities in Marion and Polk counties are now under quarantine.... Read More


Michigan EHV-1: Some Quarantines Released

May 04, 2015

Four Michigan facilities remain quarantined due to equine herpesvirus-1 (EHV-1).... Read More


EHV-1 Detected in Marion County, Oregon, Horse

May 01, 2015

The affected horse began showing acute neurologic signs on April 28 and the positive EHV-1 diagnosis was made April 29. ... Read More


Second Maryland Horse Tests Positive for EHV-1

April 22, 2015

Two Maryland premises are now quarantined after horses residing at the facilities tested positive for neurologic EHV-1.... Read More


Fever Leading to Gastric Ulcers in a Young Horse

April 20, 2015

A filly goes to the trainer and ends up sick and with ulcers. Will they return when she goes back into training?... Read More


Michigan EHV-1: No New Cases Since April 3

April 20, 2015

Seven Michigan premises remain under quarantine for equine herpesvirus-1 (EHV-1).... Read More


Montgomery County, Maryland, Horse Tests Positive for EHV-1

April 15, 2015

A horse tested positive for neurologic equine herpesvirus-1 (EHV-1) and is being treated by a private veterinarian.... Read More


Vaccine Strategies for the Whole Herd

April 12, 2015

Design vaccination protocols to maximize each horse's innate and adaptive responses to disease challenges.... Read More


Re-emergent Equine Diseases

April 11, 2015

Early recognition of emerging and re-emerging diseases is of paramount importance if their impact is to be minimized.... Read More


International Equine Disease Report, Fourth Quarter 2014

April 09, 2015

Diseases diagnosed include herpesvirus, tetanus, strangles, piroplasmosis, West Nile virus, and more.... Read More