MILNE LECTURE Neurology Is Not a Euphemism for Necropsy: A Review of Selected Neurological Diseases Affecting Horses Stephen M. Reed, DVM, Diplomate ACVIM Author’s address: Rood and Riddle Equine Hospital, PO Box 12070, Lexington, KY 40580; e-mail:
[email protected]. © 2008 AAEP. 1. Introduction An increased level of understanding about the Disorders of the nervous system are serious and causes and management of equine neurological dis- often debilitating problems affecting horses. Refer- eases during the past 30 yr has resulted in consid- ence to equine neurological diseases can be found as erably less fear on the part of owners and early as 1860 when Dr. E. Mayhew described a con- veterinarians when faced with the statement that dition of partial paralysis in The Illustrated Horse “your horse is ataxic.” This increased awareness Doctor. Dr. Mayhew wrote that “with few excep- and knowledge about causes of ataxia in horses has tions a permanent neurologic gait deficit renders a made it routine for most equine veterinarians to in- horse unsuitable for use.” Although this is still at clude some level of neurological testing as part of their least partially correct today, there would be little physical examination. One need not look too hard to need to go further with today’s lecture if not for the identify articles on the role of the neurological exami- fact that much progress has been made in our un- nation as a part of the purchase, lameness, and even derstanding of how to better diagnose and treat exercise evaluation in horses. There are even articles neurological disorders affecting horses.