DISEASES OF THE KIDNEYS. 



419 



ounce of nitrate of potash; or rosin may be used. Three or four 

 doses may be necessary. 



CYSTITIS, OR INFLAMMATION OF THE BLADDER. 



This disease occurs in all animals, and, I think, is due solely 

 to the administration of irritable medicines. It may be caused 

 by the absorption of irritating blisters, applied externally. 



Symptoms. — There will be pain, with a difficult passage of 

 urine: the pulse is quickened, the mouth is hot. The horse may 



Fig. 128 — Inflammation of the Bladder. 



stamp and lie down. An examination per rectum will reveal 

 heat, and give rise to pain. 



Tkeatment. — Twenty drops of the tincture of aconite and 

 three-drachm doses of nitrate of potash should be given. If the 

 patient is a female, tepid water, with a little tincture of opium 

 added, should be injected into the bladder. Enemas of warm 

 water should be given per rectum. Clothe the animal well, and 

 keep the bowels open by the use of oil. 



RETENTION OF URINE. 



An inability, total or partial, to expel by natural effort the 

 urine contained in the bladder. Its escape is prevented by mus- 



