62 DISEASES OF SWINE 



kept in close quarters, the accumulation of heat is 

 especially marked on a hot day. They may also 

 suffer severely from the sun when kept in pastures 

 and yards unprovided with shade. 



Symptoms. — The principal symptoms are fatigue, 

 drooping of the ears, staggering gait, sudden col- 

 lapse, unconsciousness, and death. Convulsions may 

 occur, and death generally follows in a short' time. 

 In all cases the pulse is very weak, and the body 

 temperature is much higher than normal. 



Treatment. — The preventive treatment consists in 

 not handling hogs unaccustomed to exercise and 

 excitement, especially when fat, in summer-time 

 during the hottest part of the day. During the hot 

 months hogs should be provided with the necessary 

 protection from the sun's rays. 



When shipping hogs in, cars, wetting them fre- 

 quently with water helps to keep them cool and 

 prevent heat stroke. 



A hog suffering from sun or heat stroke should 

 be moved to a shady place, and cold water poured 

 on the head and neck, but not on the rest of the 

 body. As a stimulent, alcohol (one teaspoonful) 

 and tincture of nux vomica (from half to one tea- 

 spoonful) can be given every three or four hours. 



PARALYSIS OF THE POSTERIOR PART OF THE 

 BODY 



Causes. — Paralysis of the hind parts is frequently 

 met with in growing hogs. It is due to a variety of 

 conditions. Dr. Alexander states that it occurs in 



