Article 5 female 5 human 5 ophthalmoscopy 5 adult 4 case report 3 clinical article 3 follow up 3 middle aged 3 retinitis pigmentosa 3 USH2A 2 Usher syndrome 2 adaptive optics scanning laser ophthalmoscopy 2 anterior eye segment 2 fundus autofluorescence 2 gene mutation 2 homozygote 2 infant 2 male 2 non insulin dependent diabetes mellitus 2 nuclear magnetic resonance imaging 2 physical examination 2 retinal pigment epithelium 2 spectral-domain optical coherence tomography 2 unclassified drug 2 visual impairment 2 young adult 2 Adherence 1 Adolescent 1 Adult 1