DISEASES OF THE BONES. 



417 



simply by cooling applications. The usual treatment is, after the 

 acute stage has passed off, to clip the hair and blister once or twice. 

 Or, a more effectual 

 way would be by fir- 

 ing, the best way of 

 doing which is by the 

 pyfo- puncture pro- 

 cess ; but this is sel- 

 dom necessary. 



I give several ex- 

 cellent remedies for 

 splints and ordinary 

 enlargements, either 

 of which may be used ; 

 also a number under 

 the head of Special 

 Remedies, given near 

 the close of this book, 

 all of which are very 

 good- The following 

 is also used with much success : — 



Fig. 712.— Healthy Hock 

 Dissected. . 



Fie. 713.— Diseased Hock 



Oil of origanum 1 oz. 



Oil of turpentine 1 oz. 



Alcohol J oz. 



To be applied night and morning, for a few days at a time. 



Spavin. 



The causes of spavin are numerous — altered bearing, predispo- 

 sition from conformation or mal- 

 conformation of the limb, but pro- 

 ceeding mainly from hard work, 

 sprains, or any cause which excites 

 inflammation of this part. But the 

 most common cause lies in the 

 breeding of horses, as very often a 

 colt is bred from a spavined sire or 

 dam) or both, when the colt is sure 

 to inherit the same defect. 



Symptoms. -~- The first symptom 



usually shown in spavin is a stiff 



moving on the toe, which causes a peculiar quick catching up of the 



leg, especially in trotting. This varies according to the amount of 



27 a 



Fib. 714.— Action 

 when Natural. 



Fig. 715.— Action of 

 Badly Sprained Leg. 



