Be On The Alert For EHM May 17, 2011 Currently, there are numerous reports of equine herpesvirus myeloencephalopathy (EHM) affecting horses and farms across the U.S. and Canada
Second Delaware Horse Positive For EHV-1? December 16, 2008 Delaware State veterinarian Dr. Heather Hirst has been quoted as saying that a second case of equine herpesvirus-1 is suspected in an area standardbred.