| RP | Retinitis Pigmentosa |
| IRD | Inherited Retinal Degenerative Disease |
| USH2A-RP | USH2A-associated RP |
| HFA | Humphrey field analyzer |
| MD | Mean Deviation |
| RP | Retinitis Pigmentosa |
| IRD | Inherited Retinal Degenerative Disease |
| USH2A-RP | USH2A-associated RP |
| HFA | Humphrey field analyzer |
| MD | Mean Deviation |