DISEASES OF THE HORSE. 165 
symptoms of stone are, frequent efforts to urinate, void- 
ing small quantities usually of a thick whitish colar; as 
the stones increase in size, the symptoms become more 
aggravated, colicky pains are indicated, rendering it diffi- 
cult to distinguish the difference; the animal paws, kicks 
at his belly, lies down, rolls, and gets up quickly. In 
some cases these obstructions are dissolved by the ad- 
ministration of muriatic acid, 2 dr., in a- pail of. water 
once a day. Where this fails, an operation for the re 
moval of the stone is the only remedy. This is not a 
dangerous operation, comparatively, in the hands of a. 
skillful surgeon. 
QUITTER. 
This is a formation of: pus between the hoof and the 
soft structures within; a sore at the coronet or upper 
part of the foot, which at: first is a hard smooth tumor, 
soon becoming 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 
zine, 2 dr., dissolved in 1 pint of water; or sulphate of 
zinc, 14 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, 
