AND LECTURES. 17 
throw it from si e to side as if trying to remove food from 
a sore in the mouth, and act much the same way when 
drinking cold water. He loses flesh rapidly from being 
unable to thoroughly masticate his food. If there is ulcer- 
ation or abscess of the tissues surrounding the fang of a 
‘tooth, we often find an enlargement or swelling which 
contains pus. Occasionally this abscess breaks into the 
. nose, causing a discharge from the nostril on same side as 
diseased tooth. On account of the disagreeable odor emit- 
ted, a discharge of this kind is sometimes taken for Nasal 
Gleet, and occasionally for Glanders A careful examina- 
tion of the teeth, and a reference to chapter on Gleet and 
Glanders, in this work will dem nstrate the wide differ- 
ence in these troubles. 
WHAT TO DO. 
If, after a caretul examination, you are satisfied that the 
patient is suffering from an affected tooth; iminediate ex- 
traction is the proper thing to resort to. 
Lampas. 
This is simply congestion of the buccal membrane, and 
is accompanied by more or less tumefaction, which is 
‘more particularly noticed in the bars of the mouth. 
: Cause—In old horses we attribute this condition to irri- 
tating substances or medicines, while in colts it is ge er- 
ally the result of teething. 
| HOW TO KNOW IT. 
The bars of the mouth will be swollen, sometimes ex- 
tending below the teeth. In bad cases there will be a 
