Usher syndrome is a genetic condition that primarily manifests in children. The inherited disorder can affect vision, hearing ...

But Usher syndrome also causes retinitis pigmentosa or RP, a disease of the retina cells leading to night blindness, tunnel vision and, eventually, a total loss of vision. “We can expect their ...

Caroline Pakenaite, 29, has Usher syndrome, a rare genetic condition which affects her sight, hearing and balance. The condition means she has night blindness, and with her tunnel vision narrowing she ...

Usher syndrome is a genetic disorder involving the loss of both sight and hearing. The hearing loss generally occurs at birth or shortly thereafter; while a progressive loss of vision due to retinitis ...