A bladder stone the size of a baseball—and with growth rings inside it just like a tree trunk—was spotted inside a 72-year-old woman. The woman, who has been paralyzed from the chest down for 30 years ...

The procedure could be life-changing for some people with debilitating conditions. Oscar Larrainzar, the recipient of the first-ever bladder transplant, waited to be discharged from the Ronald Reagan ...