Definitions for "Usher syndrome"
Usher syndrome is a common condition that affects both hearing and vision. The major symptoms of Usher syndrome are hearing impairments and retinitis pigmentosa, an eye disorder that causes a person's vision to worsen over time. Some people with Usher syndrome also have balance problems.
A genetic disorder that is a common cause of deaf-blindness.
is an inherited disorder that involves loss of both hearing and vision. (Read about " Usher Syndrome")