114 ; DISEASES OF THE HOG. 
on anything the animal will take, such as new milk 
and a little otmeal gruel and all the cold water it 
wants. When gangrene sets in, which can be 
easily known by the fetor of the breath and a dis- 
charge of a dirty, foul-smelling matter from the 
nose, treatment is useless in the pig. 
PLEURISY (INFLAMMATION OF THE PLEURA.) 
This is an inflammation of the pleura which lines 
the cavity of the chest. This is one of the most fre- 
quent of the inflammatory diseases and the pig. 
comes in for its share of it, as it is a common occur- 
rence to find, on removing the lungs of a pig that 
had been in good condition and had been killed, a 
part of the membrane adhering to the walls of the 
chest, caused at some period more or less remote by 
an attack of pleurisy more or less severe. A pig 
may be affected to a slight extent and no notice be 
taken of it. It is only when the animal has a severe 
attack that our attention is drawn to it by the 
pig being off its food and appearing sick. 
Causes of pleurisy: Cold, wet weather in the fall 
and spring and the pigs having wet beds to sleep in, 
cold east winds and the pigs not having a comfort- 
able place to rest and get warmed. It is also a re- 
sult of some other disease such as rheumatism and 
also from an injury such as a kick from a horse, 
etc. Some seasons it is a very common disease and 
hundreds of pigs die from it and its true nature has 
not been known by the owner of the animal. 
Symptoms: The disease usually commences 
with a chill and a sharp pain in the side, which 
