Equine Herpesvirus-1 Q&A

In response to recent cases, our experts answer your EHV-1 questions.


Thank you for listening and participating in this live event, sponsored by Merck Animal Health!

Equine herpesvirus-1 (EHV-1) is a highly contagious disease that can cause epidemic abortion in mares and respiratory and/or neurologic disease. The neurologic form is often lethal. In response to recent cases, including an outbreak at Hawthorne Racecourse and a confirmed fatal case at Santa Anita Park, our experts answer your EHV-1 questions.

Our panel of experts:

Nicola Pusterla, DVM, PhD, Dipl. ACVIM, is an associate professor of equine internal medicine at the University of California, Davis, School of Veterinary Medicine, as well as chief of large animal medicine and section head of equine medicine and dentistry. His research focuses on selected aspects of equine infectious diseases, with an emphasis on epidemiology, clinical disease understanding, diagnostics, prevention, and treatment.

Dr. Rick Arthur has been Equine Medical Director for the California Horse Racing Board since 2006. In that capacity he oversees all aspects of equine health and safety for the regulatory body and for California racing. Arthur has been actively involved in racehorse medication and drug-testing issues at the state, national, and international levels for many years. He chaired the racing committee of the American Association of Equine Practitioners and served on the Quality Assurance Program of the Racing Commissioners International. He is also Secretary of the Racing Medication and Testing Consortium.

Stephen Reed, DVM, Dipl. ACVIM, joined the Internal Medicine Service department at Rood & Riddle Equine Hospital in Lexington, Kentucky in Jan. 2007 after he retired from Ohio State University as an emeritus professor. His career has been predominantly dedicated to teaching with emphasis on equine neurologic diseases.