Two physicians studied the effect of Thunder Mountain, a Disney World roller coaster, on kidney stones. They wanted to know whether these crystals, that form in the organ, would move due to forces ...

Dear Dr. Roach: My urologist found two big kidney stones in my right kidney, too large to pass naturally. I thought that the option would then be to “crush” them to sand with laser or ultrasound and ...

Lucinda Mullins’ life-changing ordeal began with a kidney stone the size of a grain of sand. It set off an infection and sepsis, leaving the Kentucky mom on life support and ultimately forcing doctors ...