156 



THE FARMER S VETERINARIAN 



of cantharides and 4 tablespoonfuls of lard. The 

 tooth fistula usually calls for the removal of the 

 tooth and thorough disinfection of the opening from 

 the face through to the mouth. With a sternal fistula 



FISTULOUS WITHERS 



Sometimes only the skin and tissue immediately under it 

 become affected. In such cases little trouble need be antici- 

 pated; but if the cause is not removed, the deeper structures, 

 muscles and bones, may become diseased. 



the diseased bone may need to be scraped and then 

 antiseptic w^ashes used daily. The salivary fistula 

 is more difficult to treat. Better have the veteri- 

 narian to examine, and an operation may be neces- 

 sary. 



