Cancer isn’t diagnosed nearly as frequently in horses as it is in humans, but approximately 80% of all white or gray horses will develop melanomas by the time they are 15 years old. Partly because of melanomas’ preferred location (near the tail, anus, groin, or salivary glands) and partly because they often aren’t diagnosed early enough, there are currently few effective treatment options, according to a veterinary internist presenting at the 2011 American Association of Equine Practitioners convention. Read more…