DISEASES OF THE BONES 



399 



size, until the whole of the front and sides became involved, 

 assuming the appearance shown in Fig. 156. 



' In spite of the coronary enlargement the mare worked 

 well, and remained free from lameness till June 8, 1903, on 

 which day the limb became swollen up to the site of the 



Fig. 156.— A Case of Buttress Foot. 



median operation. The appearance of the limb closely 

 simulated an attack of lymphangitis. The mare was kept 

 under observation till the 13th of the same month, during 

 which time the swelling increased, as did also the lameness 

 to a slight degree. During progression she brought the 



