DISEASES OF CATS 1Q5 



Eczema. 



Eczema is the cutaneous manifestation of a 

 constitutional trouble of a gouty nature. Ec- 

 zema consists of a hyperemia of the skin, fol- 

 lowed by exudation and desquamation of the 

 cuticle. The symptoms are rough, dry hairs 

 which become brittle and break off, an oily- 

 appearing exudation around the roots of the 

 hairs, and dry scabs which, as they peel off, 

 leave little ulcerated surfaces. This eruption 

 takes place principally along the line of the 

 back and at the root of the tail, but in some 

 more severe cases may extend to the sides of 

 the body, legs, neck, and face. Eczema is 

 sometimes called the "red mange," but is to 

 be distinguished from the mange, which is a 

 parasitic disease, the lesions of which appear 

 on the under surface of the body and in the 

 softer skin of the inside of the thighs. 



Canker of the Ear. 



Canker of the ear is one of the forms of ec- 

 zema. It consists of a discharge, at first brown- 



