658 PRINCIPLES OF VETERINARY SURGERY 



slow progress and fatal termination. It leads to death from 

 asphyxia, inanition, or broncho-pneumonia. In other cases 

 various pathological conditions join in precipitating the end. 

 TREATMENT.— There is actually no known medical 

 treatment. Prophylaxis, alone may be beneficial. Young 

 hogs should not be purchased where the disease exists. Af- 

 fected hogs should be isolated and the healthy ones kept in 

 the best hygienic conditions. Hygiene seems to play a very 

 conspicuous part in turning the tide of the disease. In fact 

 the disease is only found in communities where hygiene is 

 bad or rudimentary. 



