What is Usher Syndrome?
Internet URL
http://www.blindness.org/index.php?option=com_content&view=article&id=56&Itemid=81 
Sponsoring Agency
Foundation Fighting Blindness, Inc.
Description
This document discusses how Usher syndrome, a condition characterized by hearing impairment and progressive vision loss due to retinitis pigmentosa (RP), is inherited and treated.