Funding Information: Open access funding provided by FCT|FCCN (b-on). Part of this research was supported by EJPRD19-234 (Solve-RET) (to CR) regarding patients from Instituto Gama Pinto (IOGP). No other funding was received. Publisher Copyright: © 2024, The Author(s).; Purpose: Retinitis pigmentosa (RP) comprises a genetically and clinically heterogeneous group of inherited retinal degenerations, where 20–30% o...