| RPGR | retinitis pigmentosa GTPase regulator |
| FAF | fundus autofluorescence |
| OCT | optical coherence tomography |
| RCC1 | regulator of chromosome condensation 1 |
| CC | connecting cilium |
| OS | outer segment |
| RP | retinitis pigmentosa |
| ERG | electroretinography |
| LE | left eye |
| RE | right eye |
| BE | both eyes |
| BCVA | best corrected visual acuity |
| mfERG | multifocal ERG |
| PERG | pattern EGR |
| ffERG | full field ERG |
| LA | light adapted |
| DA | dark adapted |
| RPE | retinal pigment epithelium |
| ELM | external limiting membrane |
| Ise band | inner segment ellipsoid band |
| LCA | Leber congenital amaurosis |
| SNP | single-nucleotide polymorphism |
| COD | cone dystrophy |
| CORD | cone-rod dystrophy |