394 DISEASES OF THE HORSE’S FOOT 
— 
disease that treatment will be of no avail in producing a 
cure. As already stated, the disease is insidious and pro- 
Fic. 154.—Errects or PEerRiostiris on THE Os PEDIS. 
Fic. 155.—Errects or PreRrostTiTis on THE Os Penis. 
gressive, and it is hopeless to expect to arrest the growths 
once they are started. Unnerving would no doubt remove 
