PATHOLOGY. 103 



powdered cantharides must be rubbed well over 

 the parts, and the horse turned to grafs. The 

 blister may be repeated every fortnight, until the 

 cure is completed. 



Mange, 



THE Mange is a cutaneous disease, attended 

 with eruption, and lofs of hair. 



The causes of mange are sudden changes of 

 temperature, hot stables, bad diet, joined to want 

 of cleanlinefs, the perspirable matter being never 

 properly removed, and frequently mixed with 

 dust, &c. completely plugs up the external vefsels, 

 whereby they become obstructed, and a diseased 

 action takes place. It may also be caused by 

 infectious matter coming in contact with the 

 skin. 



The principal symptoms of mange are^ the 

 horse growing very thin, without any apparent 

 cause, attended with a starting of his coat ; this is 

 soon followed by eruptions, which discharge a 

 thick yellowish matter, forming a kind of scurf, 

 which peels off, and is succeeded by fresh erup- 

 tions, and the hair falls off. This, though partial 

 at first, soon spreads all over the body, and is at- 



G4 



