244 DISEASES OF HORSES AND CATTLE. 



a condition to heal. Then use chloride of zinc one 

 dram, water half a pint. Inject a little of this 

 twice a day. After it heals if any lameness should 

 remain use cantharides two drams, lard one 

 ounce. Rub a little of this around the coronet, let 

 it remain on for twenty-four hours, then wash off 

 and apply a little lard. Repeat in two weeks if 

 needed. 



Ossification of the Lateral Cartilage (Side 

 Bones). — This disease is most often found in the 

 heavy draft horses, caused by slipping on the stony 

 pavement and the great weight of their bodies. It 

 is also caused by treads and bruises. A very com- 

 mon cause is the tongue of the wagon being al- 

 lowed to fall down when the horses are unhitched, 

 and in some cases this will fall on the side of the 

 foot, injuring the cartilage. When unhitching 

 horses from wagons the tongue should be let down 

 with the hand, and thus save the animal the pain 

 of the tongue striking the foot. The progress of 

 this disease is often very slow, and there may be 

 considerable swelling of the part, and yet there 

 may be no lameness. In this case it is only the 

 upper part of the cartilage that is affected. As 

 the disease extends downward underneath the 

 hoof it then causes pressure on the soft parts, caus- 

 ing pain and lameness. 



Symptoms: Usually the first thing noticed is a 

 slight hard swelling either on the inside or out, or 

 both, just above the hoof, near the heel. If it is 

 causing pain and lameness the horse will bring the 

 toe to the ground first, and while standing will 



