This 59 year old man first noticed poor night vision at age 10. His abnormal hearing was noticed shortly after birth and was correctable with hearing aids.
| Disease | Gene | Allele 1 variant(s) | Allele 2 variant(s) | Inheritance mode |
|---|---|---|---|---|
| Type 2 Usher Syndrome | USH2A | Trp3521Arg TGG>CGG | Lys4077 del2aaAG | AR |