DISEASES OF THE EYE 33 



pearance unexpectedly, accompanied by considerable 

 swelling of the eyelids, which has the effect of partially 

 closing them, and causes a discharge of watery matter, 

 or tears. The lid exhibits inflammation, and some of 

 the vessels of the eyeball are gorged with blood. 

 There will also be a dimness in the cornea. 



CAUSE. This usually accompanies a catarrh. But 

 it may also be caused by substances getting under the 

 eyelid, such as a seed of hay ; or from a blow. When 

 inflammation occurs, the eye should be carefully ex- 

 amined, so that the cause may be discovered. This 

 seldom affects the health of the horse, or prevents his 

 feeding. 



REMEDIES. The eye should be bathed with the 

 following lotion : 



Sugar of lead i drachm, 



Rose-water ..... 6 ounces. 



If this does not speedily abate the inflammation, then 

 use the following : 



Tincture of opium, or laudanum, J ounce, 

 Water i pint. 



Or the following will prove equally efficacious : 



Powdered leaves of digitalis . . i ounce, 

 Boiling water I quart. 



His food should consist of mashes, with' mild doses of 

 physic. Three or four days should remove the 

 disease. 



OPHTHALMIA. 



SYMPTOMS. This is manifested by great inflam- 

 mation in the eyelids, as also the cornea and aqueous 

 humour and iris, all of which assume a dim appear- 

 ance, and lose their transparency. The animal can 



