214 THE HORSE OWNER's 



some cases, these obstructions are dissolved by the admin- 

 istration of muriatic acid, two drachms, in a pail of water 

 once a day. When this fails, an operation for the remov- 

 al of the stone is the only remedy. This is not, compara- 

 tively, a dangerous operation, in the hands of a skillful 

 surgeon. 



QUITTER. 



This is a formation' of pus between the hoof aud the 

 soft structures within ; a sore at the coronet or upper 

 part of the foot, which at first is a hard, smooth tumor, 

 but soon becomes soft, and breaks, discharging quantities 

 of pus. Treatment : poultice the foot for several days with 

 flax-seed meal. As soon as the hoof becomes soft, cut 

 away all loose portions, but no more, and inject with a 

 syringe, either of the following, once a day : Chloride of 

 zinc, 2 dr., dissolved in one pint of water ; or sulphate of 

 zinc, 1^ dr., dissolved in one pint of water; or nitrate of 

 silver, 2 dr., in a pint of water; or glycerine may be used 

 with advantage. Before using the wash have the foot 

 well cleaned with castile soap and water. 

 THRUSH. 



This is a disease of the frog, causing a discharge of 

 matter from its cleft or division, occasionally causing 

 lameness. The treatment is simple and effective : Wash 

 the feet well with soap and water, and sprinkle a small 

 quantity of pulverized sulphate of copper in the cleft, and 

 secure it by pressing a little raw cotton down upon it in 

 such a manner as to keep out the dirt. In two or three 

 days repeat, if necessary. It rarely requires a second 

 dressing. 



CANKER. 



Tbis is a more aggravated form of thrush, often prov- 



