Evangelist Billy Graham underwent successful surgery yesterday to update a shunt that controls excess fluid in his brain, and was expected to remain in the hospital for several days. Graham was listed ...

Dr. Michael A. Williams, professor of neurology and neurological surgery at the University of Washington School of Medicine and a hydrocephalus experts, holds an example of a valve for a brain shunt ...

Millions of people worldwide suffer from hydrocephalus, or a buildup of excess cerebrospinal fluid in the brain, and which recently received greater attention when Billy Joel announced his diagnosis.