176 DISEASES OF THE HORSE. 
should be given. Open.the bowels with aloes or lin- 
seed oil. Lay the tumor open with a knife, and inject 
into the opening a solution of sulphate of zinc 2 drs., to 
1 pint of water, or the tincture of iodine is very good ; 
sulphuric acid is used in some cases, but it is a danger- 
ous remedy. 
FISTULA OF THE WITHERS. 
This disease is situated on the withers, or the raised 
line of the back, over the shoulders, and is precisely the 
same disease as poll-evil, location only giving it a differ- 
ent name. It is more common than poll-evil as ten to 
one, arising from the same causes, and requiring the 
same treatment; it yields, however, more readily than 
the former disease, 
GLANDEBS. 
This loathsome disease has defied medical treatment 
in all ages of the world. It is one of the most treach- 
erous diseases known to man, being highly contagious, 
and communicated readily from horse to horse, and from 
horse to man by means of inoculation. Hence the best 
treatment is a leaden ball through the brain. Symp- 
toms: A discharge of matter from one or both nostrils, 
enlargement of one or both glands under the jaw; when 
one nostril only is affected the gland on the same side 
is almost invariably enlarged, the membrane lining the 
nose is pale or leaden in color, with ulcerations upon it. 
The discharge usually sticks to the nostrils like glue, 
and is sometimes white, but oftener grayish in color. 
These latter symptoms appear in other diseases of a 
catarrhal character from an acrid discharge from the 
nose. Glanders fully developed is not easily confounded, 
with other diseases, as the discharge becomes more glu- 
tinous and adheres to the edges of the nostrils more 
