Diseases Affecting the Kidneys, etc. 267 



come the obstruction it is necessary to resort to the 

 use of the catheter, which is easily passed, both in 

 the dog and the bitch, the urethra being in the latter 

 very short. 



Rupture of the Bladder 

 This accident fortunately is of uncommon occur- 

 rence, and when it does occur it is needless to say 

 proves fatal. External injury and over-extension 

 of the viscus must be regarded as contributory 

 causes. 



Infla7nmation of the Kidneys 



Inflammation of the kidneys is likely to assume 

 either an acute or chronic form, and the author be- 

 lieves that kidney troubles are not very frequent 

 amongst dogs, though it is quite possible that ab- 

 normal conditions of the kidneys are frequently 

 overlooked, consequently the records in connection 

 with such are very poor. Stone in the kidney is 

 capable of setting up a chronic form of inflammation, 

 gradually obliterating the true substance of the 

 kidney, so that in due course this organ or organs 

 are no longer capable of performing their functions 

 satisfactorily. This is closely allied to what is popu- 

 larly known as Bright's disease, although the causes 

 may be different in man and the dog. The symptoms 

 of chronic inflammation of the kidneys are very 

 obscure, but vomiting, short and sharp pains refer- 



