Considerable numbers have been removed by operation.
When there are a number of calculi in the bladder, the rubbing of one against another causes the faces of them to become very smooth.
Calculi vary in size, hardness, weight, shape, and position; likewise are more frequent in dogs than bitches.
The chief indications of stone in the bladder are the passage of small quantities of urine at very frequent intervals, often bloodstained.
For the relief of this condition, surgical aid is necessary.
INFLAMMATION OF THE BLADDER
This arises through chemical, mechanical, and specific causes.
To the first class belong certain drugs; to the second, stone; whilst the third class includes the germs of distemper, blood-poisoning, etc., and the extension of inflammation from adjacent parts.
It may also occur as the sequel to an operation for stone in this organ.