DOGS '. THEIR MANAGEMENT. 339 



within the parts when old age advances. These have 

 been generally produced by violence endured at a period 

 long prior to the development of the disease. Potent 

 injections may have been employed to bring on the con- 

 dition called " heat ;" or undue force may have been 

 exerted to drag away the pups when the bitch was in 

 labor ; or brutality may have been resorted to, to tear 

 apart the animals during the performance of the act of 

 impregnation. Other sources of accident and injury may 

 likewise operate in disposing the delicate membrane of 

 the vagina to exhibit disease ; for boys, and others also, 

 are cruelly inquisitive, and the dumb creature cannot 

 complain. 



The growths that appear upon the parts are not pecu- 

 liar to its locality. They are only such as may be 

 present on similar structures. They assume one of 

 three forms, viz. either that of tumor, fungus, or poly- 

 pus. 



The tumor may be of any shape or size ; and it may 

 be very hard or comparatively soft. Its consistence and 

 dimension will depend upon its character ; and this is 

 seldom in two cases exactly alike. Mostly it is confined 

 to the more external parts of the passage ; but so deep- 

 rooted is it that it cannot be conveniently dissected 

 away. It may have a broad base or widely spread- 

 ing attachment ; and those I have examined after death 

 most frequently were mixed up with the structures on 

 which they seemed to repose. 



When such is the case, nothing can be done beyond 



