364 



CYCLOPEDIA OF LIVE STOCK AND COMPLETE STOCK DOCTOR. 



What to do. — Give the afleeled joint the treatnu'iit prescribed under its 

 proper head, exhaust all known remedies, and when you utterly fail to 

 produce a cure, you may come to the conclusion that there is porcela- 

 neous deposit in the joint which is incurable. No treatment is of any avail. 



XIV. String Halt. 



Causes. — Strinp; halt or spring halt is a purely nervous affection in 

 which the cause cannot be defintely located, but which may be due to any 

 local disorder. It often exists witliout any visible lesion. 



How to know it. — The leg is jerked up towards the l)ody with every step, 

 sometimes so strongly as to strike the belly with the fetlock. Some- 

 times it is very slight, only sho\ving in moving from side to side in the 

 stall, or only when starting forward or backward. Sometimes both legs 



A BAT) CA.'^K OF STTilNf! HAT.T. 



are affected. It is usually worse when starting; sometimes it is so bad 

 that the horse has hard work to start at all and will stand and jerk up first 

 one leg, then the other; but once started he goes without hesitation. But 

 it is very fatiguing and wearing; and the horse seldom accumulates any 

 flesh. 



What to do. — ^The treatment is very unsatisfactory, seldom or never 

 resulting in any benefit, but it is best always to treat any local disorder 

 of that region tis it requires, with a hope that it Avill alleviate the ner- 

 vous jerk. 



