202 THE MANAGEMENT AND DISEASES OF THE DOG. 



cases of skin disease due merely to constitutional disturbance. 

 Very young or very small dogs must be treated carefully, as 

 the dressing is apt to alfect them injuriously. If lessened in 

 strength it is not certain to destroy the parasite."* 



" Ziirn asserts that he has frequently succeeded with an 

 ointment composed of one part of benzine to four, of lard. 

 Weiss recommends the inunction of essence of juniper. 

 Zundel states that the balsam of Peru has often yielded good 

 results when the malady has not been of too long duration. 

 He has employed it, dissolved in alcohol (one to thirty) ; he 

 has likewise used the green iodide of mercury with success, 

 as well as the nitrate of silver ointment. Hoper speaks 

 highly of an ointment composed of carbolic acid ; and Vogel 

 prescribes a solution of caustic potash." t 



ECZEMA. 



This disease, which is commonly known as " blotch " or 

 " red mange," is a frequent and troublesome affection with 

 dogs. It is analogous to the eczema, crusta lactea, humid 

 tetter, or scald, so often seen in infants and young children. 



Eczema may be either acute or chronic, and local or gen- 

 eral. The two forms usually seen are, i. That which attacks 

 the head, and along the back. 2.^ That in which the integu- 

 ment generally is red, more particularly visible between the 

 thighs, underneath the arms, and on the abdomen, and which 

 is the form called " red mange." 



Eczema J is a non-contagious affection of the skin, char- 

 acterized by the eruption of minute vesicles in great numbers, 

 and frequently confluent, upon a surface of irregular form, 



* Hunting, " Diseases of Dogs : " " Live Stock Journal and Fancier's 

 Gazette," February nth, 1876. 



t Fleming's " Veterinary Sanitary Science," vol. ii. p. 459. 

 X From " ^x^stv," effervere, to boil out. 



