Big Jaw—Rheumatism 417 
Some cases can be successfully treated by making 
several punctures into the tumor and inserting pellets 
of arsenic about the size of a large pea wrapped in 
tissue paper. In a few days the tumor will begin to 
separate from the adjoining tissue and slough out. The 
part should be washed with antiseptics and treated as 
a simple wound. 
RHEUMATISM 
Rheumatism usually oceurs in animals that are 
confined in damp quarters, without sufficient exercise, 
and especially when the food supply is not adapted to 
the wants of the subject. It is common in young 
animals, especially puppies. 
The animal develops lameness, usually severe, asso- 
ciated with soreness of the muscles and swelling of the 
joints. There is often a high fever, the animal lying 
quietly by itself, as movement causes severe pain. As 
animals become old, there is stiffness of the joints and 
muscles that causes considerable difficulty in locomotion. 
There is also. “cracking” of the joints when a horse 
first starts to move. 
The animal should be placed in warm, dry sunny 
quarters and be warmly clad. Laxative food, or a mild 
purgative, should be given to open the bowels. The 
affected muscles and joints may be bathed with warm 
water, wiped dry and well rubbed with a stimulating 
liniment which will not blister the skin. For dogs and 
small animals, a teaspoonful of sweet spirits of niter in 
warm water may be given to stimulate the kidneys and 
reduce the fever. An ounce may be given to a horse, ora 
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