66 DISEASES OF THE HOESE, 



Prevention. Separate the sick from the well. AT 

 buckets, or other materials, that were in contact with the 

 sick, must be thoroughly cleansed and purified. (See Dis- 

 infectants.) 



Contraction. — (See Foot Diseases.) 



Convalescence. — A term applied to the time which 

 elapses between the controlling of acute disease, and the 

 restoration of the patient to perfect health. 



Corns. — (See Foot Diseases.) 



Coryza Gangrenosa. — This name is applied to an 

 ulcerated condition of the membrane of the nose super- 

 vening iu a case of cold. It is evidence of general de- 

 bility, and disintegration or deterioration of the membrane. 



Corrosive Sublimate. — (See Medicines and Poisons.) 



Cougll, — A symptom of disease of the respiratory 

 organs, as tubercles of the lungs, thickening of the lining 

 membranes of the windpipe, and enlargement of the glands 

 of the neck. I have seen cough from indigestion in a few 

 cases, but this is rare in horses. 



CoTJGH Chj?onic. — Caiises. Debility, or softening of 

 the par vagus nerves; heaves, or broken wind, (which 

 see,) are some of the causes which produce acute cough. 



Treatment. Removal of whatever is the cause, (causa 

 sublata tulitur effectus.) 



Counter-irritants. — An external application, which, 

 when applied, causes an irritation or inflammation counter 

 or opposite to that which exists inside. 



Cow Hock. — This name is applied to a condition or 

 malformation of those hocks that incline forward, thus 



