The Ailments of Horses. 67 



on to a watery swelling, the bursting 

 being followed by infection and suppura- 

 tion. 



Treatment. — In the early stage cooling 

 applications, in order to try and subdue 

 the inflammation. If matter forms, the 

 abscess will require lancing and then 

 treating as an ordinary wound. The worst 

 feature about poll-evil is the tendency for 

 the pus to burrow between the muscles. 

 If this happens it is necessary to operate, 

 so that free exit can be given for its 

 escape. 



Polypi, nasal, Sec. — A polypus is a 

 pedunculated (stalked) tumour growing 

 from mucous membrane. As a rule, the 

 favourite places for these to grow upon 

 are the membranes of the nose, rectum, 

 vagina, &c. 



Their removal, when accessible, can be 

 effected by putting a piece of catgut 

 around the base of the polypus. Bleeding 

 is thus avoided. 



Sometimes these tumours are composed 

 of bone ; then their excision is more 

 difficult. The ecraseur has been used for 

 this purpose. 



Purpura hsemorrhagica. — This malady 

 occasionally follows upon influenza or 

 strangles and other debilitating diseases. 



It is denoted by the appearance of 

 swellings upon the skin, especially about 

 the head and limbs. In course of time 

 sloughing begins, and dark-coloured blood 

 oozes therefrom. Blood may also issue 

 from the nostrils. The mucous membranes 

 ^re covered with purple spots, 



