COMMON AILMENTS 99 



High feeding and too little exercise are the 

 usual cause of the trouble, and the root of the 

 matter must be gotten at before a cure can be 

 effected. A good purge should be given and the 

 dog put on a light, simple diet. The sores should 

 be washed clean and then treated with a wash of 

 four parts of sugar of lead and one part of zinc 

 sulphate in water. Fowler's Solution is also 

 given sometimes, but this is a poison and ought 

 not to be administered save on a veterinarian's 

 advice. 



There are two forms of mange sarcoptic and 

 follicular, both highly infectious, and the latter 

 so hard to cure that many dog owners would al- 

 most rather kill a dog than go through the siege 

 with the constant danger of inoculating other 

 dogs. The sarcoptic form is more on the surface 

 and attacks dogs under the legs, which become 

 red and inflamed, little reddish pimples forming, 

 which break and form dark red scabs. The folli- 

 cular mange usually starts on the back near the 

 tail or over the collar. The hair falls out, red 

 scabs form and there is a peculiar odor. It is dif- 

 ficult to tell just which form one is dealing with 

 after the case has gone far, but at the outset it is 

 comparatively easy. 



Both of these manges are caused by parasites 

 which live in the skin. The microscope reveals 



