Usher Syndrome
Usher syndrome is a condition that causes hearing loss and vision loss. There are three types of Usher syndrome:
Type 1. Children with this type have severe hearing loss and balance problems at birth. Vision problems usually develop before age 10, and vision loss quickly progress to total blindness.
Type 2. Children with this type have moderate to severe hearing loss at birth. They do not have balance problems. Vision problems usually develop during the teenage years. The problems develop slowly and do not result in total blindness.
Type 3. Children with this type have gradual hearing loss that starts later in childhood. They may also have some mild balance problems. Vision problems may start in the late teen
Usher syndrome is a condition that causes hearing loss and vision loss. There are three types of Usher syndrome:
Type 1. Children with this type have severe hearing loss and balance problems at birth. Vision problems usually develop before age 10, and vision loss quickly progress to total blindness.
Type 2. Children with this type have moderate to severe hearing loss at birth. They do not have balance problems. Vision problems usually develop during the teenage years. The problems develop slowly and do not result in total blindness.
Type 3. Children with this type have gradual hearing loss that starts later in childhood. They may also have some mild balance problems. Vision problems may start in the late teen