Here's pictures of what his foot looks like - not the best but you can see how dark and thickened the skin is. We've done skin scrapings, blood work including full thyroid panel, he has a beautiful healthy coat otherwise - it's just the one foot.....
http://i297.photobucket.com/albums/m...a/ac4f3b26.jpg http://i297.photobucket.com/albums/m...a/e2f3d6d1.jpg