C 98 ) 



(Urease* 



X HE Grease is the great winter disease^ of Horses that are 

 kept in large crouded towns, and is seen but rarely, (in compa- 

 rison) in the country, especially amongst such as are employed in 

 Agricultural labour; and least of all, among those of the latter de- 

 scription, that perform work of a very regular kind. It may be 

 fairly presumed, that this disease hath obtained its name, in conse- 

 quence of the nature of the discharge furnished by the ulcers in the 

 skin, which in a certain stage, has an oily or greasy appearance. 



The Orease attacks the legs of Horses, Asses, and Mules, but 



never those of the ruminating class. No disease to which the Horse 



is liable, appears to me, to arise more decidedly, from the ordinary 



management of stables, or to be less a necessary consequence, of 



domesticating this animal. 



The, advocates for the humoral pathology, have, however, consider- 

 ed the phcenomena of this disease, as highly and peculiarly illustra- 

 tive of their opinions ; and the theory of the great Boerhave, appears, 

 in this instance, to be equally suitable to the principles of his disci- 

 files, as to the doctrine and practice of Grooms and Slablenicn, who 



