DISEASES OF THE HOG. 99 



three times a day with hot water, with a piece of 

 camphor in it Binding hot cloths around the 

 throat is useful. 



LARYNGITIS AND PHARYNGITIS (SORE THROAT.) 



This is a very common disease in the pig, and is 

 characterized by cough, difficulty in swallowing 

 liquids, and rough breathing. 



Causes : The causes of sore throat are changes 

 from heat to cold or from a cold place to one that 

 is hot and badly ventilated, lying in cold, wet straw 

 and changes in the atmosphere. Pigs that have 

 been driven a distance and are over-heated and cool 

 off suddenly are liable to get sore throat. 



Symptoms: There will be a hard, dry cough, 

 difficulty in swallowing food and water, impaired 

 appetite, froth from the mouth and more or less 

 roughness in the breathing; the cough is often spas- 

 modic and distressing; there is no external swelling 

 and it is easily distinguished from quinsy on this 

 account. In bad cases there will be considerable 

 fever with a fast full pulse and some elevation of 

 the temperature; the skin will be hot and dry and 

 the hair rough; the pig will lie most of the time un- 

 less the cough is very severe, when it will stand up 

 until the fit of coughing passes. This disease is 

 usually manageable, though in a few instances, 

 when very intense or attended with an unusual 

 degree of serous effusion into the submucous tissue, 

 it becomes very alarming and even causes death. 

 Its great danger under these circumstances is ow- 

 ing to the narrowness of the passage through the 



