94 DR. LEGEAR'S STOCK BOOK. 



gravel gets lodged in the canal leading from the bladder, it has 

 to be removed by cutting upon it and removing by an operation. 

 Stone may be removed from the bladder of a mare or cow by in- 

 serting a long pair of suitable forceps into the bladder through 

 the urethra. 



A/OTl'lM A POISONING BY ALBUMENOIDS. 



This is more a disease of the liver and blood than of the kid- 

 neys, as a great many suppose. 



Causes. Any horse that is kept up and well fed and has not 

 regular exercise, is liable to this trouble, especially driving horses. 

 For instance, a horse has regular work and receives a large sup- 

 ply of good food, when from some cause or other he is allowed 

 to stand idle in the stable for several flays and still receives the 

 usual quantity of rich and stimulating food. Now, if the animal 

 is taken out and given exercise, it is then the disease will show 

 itself, especially if the drive be rapid. 



Symptoms. The horse, after having been well fed and rested 

 for several days, comes out of the stable full of life and in high 

 spirits. After traveling a short distance, he is noticed to become 

 somewhat dull and sluggish, sweats freely, and then shows stiff- 

 ness in the loins and goes rather lame behind. In traveling he 

 drags the limbs along, may stagger slightly, manifests weakness 

 in the hind quarters, and finally stops, being unable to proceed 

 any further on his way. He may remain standing, but usually 

 falls or lies down. When down he is unable to rise, and shows 

 considerable pain. If allowed to stop at first, he would lie 

 down and roll like a horse with the colic. The muscles of the 

 hip soon become as hard as though composed of iron. In some 

 cases the fore limbs become affected; in this form it is not so 

 severe as when affecting the hind quarters. The pulse is usually 



