134- COMPENDIUM OF THE VETERINARV ART., 



come infiamed and swollen from an absorption 

 of its poisonous matter. The swellings pro- 

 duced in this way are commonly mistaken for 

 veins, and hence has arisen the opinion of the 

 blood vessels beinsf the seat of the disease : 

 the gland.s^ likewise, to which those lymphatics 

 lead, become inflamed and enlarfjed : at lenoth 

 small tumours or buds appear in the course of 

 these absorbents, which are small abscesses 

 arisins: from the inflammation of these vessels. 

 Thus far the disease is certainly local ^ and 

 the constitution untainted, the poison being 

 arrested bv the glands, and for a time prevent- 

 ed from mixing with the blood; at length 

 however it insinuates itself into the circulation, 

 and poisons the whole mass. Those parts 

 which are susceptible of its action will then be 

 affected, though at different periods. The 

 internal parts of the nose are generally the 

 first to be attacked ; that delicate membrane 

 by wiiicli they are lined becomes inflamed and 

 ulcerated, discharging large quantities of mat- 

 ter. The next part wnich is affected is gene- 

 rali}' the skin, on various parts of which far- 

 C}j bads (as tiiey are termed) niake their ap- 

 pearance, and degenerate into foul spreading 

 ulcers: at len2:th the bones of the nose be- 



