750 



DISEASES OF CATTLE. 



Fi&. 976.— Tumor of Lower Jaw, Displacing Front Teeth. 



mors occupy months in their formation. The soft tissues immedi- 

 ately in connection are converted into a thick, dense, fibrous mass ; 

 the bone is changed into a porous body, haying large cavities, en- 

 closing granular accumulations, and formed of sharp, thin, bony 

 plates. Such diseases have received the names of Ostea sarcoma, and 

 fibro-plastic degeneration of bone. 



Glass Syringe. 



Treatment. — Other than generous diet with iron tonics, must con- 

 sist in surgical measures for relief. The abcess in the parotid gland 

 should be opened, and the healing action induced, by strong injec- 

 tions of some caustic mixture, as the following : — 



Butyr of antimony 1 oz. 



Tincture of myrrh .2 " 



Inject by means of the glass syringe 

 (Fig. 977) once daily. 



When tumors form upon and in- 

 volve the bones, the diseased part 

 should be cut down upon, and all of 

 it removed with the saw and bone 

 forceps. The wounds should be closed 

 by sutures, and treated in the usual 

 manner to promote healing. 



A special and exceptional form of 

 growth is sometimes, but rarely, met 

 with in the ox. It is a morbid growth 

 of the blood-vessels, similar to that 



Fig.978.— Section ol Nanus. 



