CONTUSIONS 51 



be removed at regular intervals to allow thorougli irrigation 

 of tlie parts. 



Those contusions with, necrosis of the tissues and sup- 

 purative cellulitis must be treated according to the rules 

 already laid down, namely, removal of sloughs, absolute 

 drainage and continuous disinfection as far as it is possible 

 from a practical and economic standpoint. 



The treatment of blood cysts consists in excision. 



Which contusions are of practical interest f 



1. Those involving the withers, saddle region, point of 

 the shoulder and sternum. 



2. Hematoma of the croup and hind leg. 



3. Contusions by the twist (lips) ; commissures of the lip 

 by badly fitting headstall or from pulling ; interdental space 

 from the bit in pullers. 



4. Contusions about the external angle of the ilium and 

 about the eyes, due to rolling and tossing about, as in painful 

 colics. 



5. Bruises over the atlo axoid regions. 



6. In the dog, along the neck and back, internal ear 

 surface, from pinching bites. 



7. Bruises about the elbow (shoeboil). In the dog, over 

 the ischiatic tuberosity. 



8. Bruises over the anterior carpal region, as in horses 

 that paw and hit the knee against the manger, or in cows that 

 are kept on hard floors and kneel a great deal ; in horses, on 

 the internal aspect of the knee and shin from interfering. 



9. Bruises about the os calcis, as in horses which kick the 

 stall partition. 



10. Bruises of the sensitive parts of the hoof (podo- 

 phyllous membrane), producing a hemorrhagic pododerma- 

 titis, vulgarly termed corns. 



