98 PRINCIPLES OP VETEEINAEY SDBGEEY 



having been found here also in the ox. Occasionally they are 

 seen in the bovine bladder and uterus. 



Outline the treatment of myxomata. 



Early extirpation with the knife, scissors, ecraseur ; whea 

 necessary, trephining the nasal cavity to reach it. 



Cartilaginous Tumor — Chondroma. 



What is a chondroma ? 



Chondroma, or enchondroma, is a tumor composed pria- 

 cipally of hyaline or fibrocartilage. 



How do they occv/r ? 



Usually as a mixed tumor ; quite often solitary, while in 

 the dog multiple. 



Describe a chondroma. 



They grow slowly, are firm, elastic, painless, and of vari- 

 able size ; are smooth or nodular. 



To what secondary changes are they liable f 



Ossification, calcification, cystic degeneration. 

 Name the seats of predilection. 



While a comparatively rare tumor, it is most frequently, 

 seen in the mammary gland of the bitch ; further, in the tes- 

 ticle and on the vocal cord of the horse, costal cartilages of 

 the horse and ox, on the jaws of dogs and horses, and in the 

 subcutis of cattle. 



Outline the treatment of chondromata. 



Extirpation by knife. On the whole, they can be safely 

 left alone, as they are distinctly benign unless impairing 

 function by reason of their size or position. (This also refers 

 to the mammary enchondroma of the bitch.) 



