kidney stone
urinary calculus
nephrolith
renal calculus

He had a kidney stone and spent five days in the hospital.

If you've had a kidney stone once, you're at an increased risk for another one.

Too much, on the other hand, can lead to problems such as kidney stones.

Why some people form kidney stones and others don't is not always clear.

Kidney stones for which no specific cause can be found.

More than that can up the risk of kidney stones and other problems in some people.

I had my second kidney stone seven years later, in Paris.

She did some tests and told me I have a kidney stone.

The smaller the kidney stone, the more likely it will pass on its own.

More than this amount may increase your risk of kidney stones and other problems.