List of R Alphabet Diseases Radiation SicknessReactive ArthritisReactive attachment disorderRectal CancerRetinoblastomaRheumatoid ArthritisRaynaud’s DiseaseRectal ProlapseRectovaginal FistulaRecurrent Breast CancerRapid eye movement (REM) sleep behavior disorderRenal Artery StenosisResidual Limb PainRespiratory Syncytial VirusRestless Legs SyndromeRetinal DetachmentRetinal DiseasesRetractile TesticleRetrograde EjaculationRabiesRadiation EnteritisRamsay Hunt SyndromeRett syndromeReye’s syndromeRicketsRheumatic FeverRhabdomyosarcomaRingworm Body, Tinea CorporisRingworm Scalp, Tinea CapitisRocky Mountain spotted feverRosaceaRubellaRotavirusRotator Cuff InjuryRoseolaRumination SyndromeRuptured eardrum (perforated eardrum)Ruptured Spleen