DISEASES OF THE URINARY SYSTEM. 



269 



nodulated, and always more or less rough, owing to the 

 irregular deposition of carbonate of lime. They are placed 

 in cysts with firm parietes, which contain a quantity of 

 thick urine. They are distinctly laminated, and often 

 numerous (Gamgee). 



The deposition of calculi in the kidneys does not often 

 cause symptoms by which their presence can be diagnosed. 

 The urine, however, is often charged with earthy matter, 

 and there may be occasional internal hsemorrhage and 

 colicky pains, especially after the animal has been severely 

 worked or exhausted. 



Analysis of Renal Calculi of the Horse (Furstenberg). 



Treatment of Renal Calculi. — Renal calculi are best 

 treated by the administration of hydrochloric acid. 



The diet should be well regulated. 



In some instances calculi become impacted in the ureter, 

 inducing more or less rapid degeneration of the kidney and 



