ALPHABETICAL SUMMARY. 503 
SEEDY TOE. 
Cause.— Weakness, inducing an imperfect secretion of horn. 
Symptom.—A separation between the crust of the coronet and the 
soft horn of the lamin, commencing at the toe of the foot. 
Treatment.—Remove the shoe Probe the fissure, which will be ex- 
posed. Cut away all the separated crust. Throw up until the removed 
portion has grown again. Feed liberally. 
SIMPLE OPHTHALMIA. 
Causes.—Slashing with the whip over the head; hay-seeds falling into 
the eyes; horses biting at each other in play; blows, etc. 
Symptoms.—Tears ; closed eyelid; the ball of the eye becomes en- 
tirely or partially white. 
Treatment.—Remove any foreign body; fasten a cloth across the 
forehead ; moisten it with a decoction of poppy-heads to which some 
tincture of arnica has been added. If a small abscess should appear on 
the surface of the eye, open it, and bathe with chloride of zinc lotion. 
Should inflammation be excessive, puncture eye vein, and place some 
favorite food on the ground. 
SITFAST. 
Causes.—Ill health; badly-fitting saddle; too energetic a rider; loose 
girths ; ruck in the saddle-cloth. 
Symptom.—Like a corn on the human foot, but the hard, bare patch 
is surrounded by a circle of ulceration. 
Treatment.—The knife should remove the thickened skin. Chloride 
of zinc, one grain; water, one ounce, to the wound. Attend to the 
bowels. Feed liberally; exercise well; and give, night and morning, 
liquor arsenicalis, half an ounce; tincture of muriate of iron, three- 
quarters of an ounce; water, one pint. Mix, and give. 
SORE THROAT. 
Causes.—In colts, change from freedom to work, from the field to the 
stable, is the cause. Sore throat, however, may be caused by close sta- 
bles, or be an indication of some greater disease. 
Symptoms.—Perpetual deglutition of saliva; want of appetite; ina- 
bility to swallow a draught of liquid—the fluid returning partly by the 
nostrils, and each gulp being accompanied with an audible effort. 
