Usher syndrome

A genetic syndrome known as Usher syndrome is the most frequent genetic cause of deaf-blindness. However, other genetic syndromes, such as CHARGE syndrome and Goldenhar syndrome, can also cause the condition. Other causes include illnesses or diseases of the pregnant mother or her child (e.g., rubella, meningitis, cytomegalovirus, and tumours)…

…loss, the condition is called Usher syndrome, which is the most common cause of combined blindness and deafness in the United States.