Autosomal recessive hereditary disorders characterized by congenital SENSORINEURAL HEARING LOSS and RETINITIS PIGMENTOSA. Genetically and symptomatically heterogeneous, clinical classes include type I, type II, and type III. Their severity, age of onset of retinitis pigmentosa and the degree of vestibular dysfunction are variable.
Also Known As:
Usher Syndrome; Usher Syndrome, Type I; Usher Syndrome, Type III; Deafness-Retinitis Pigmentosa Syndrome; Dystrophia Retinae Pigmentosa-Dysostosis Syndrome; Graefe-Usher Syndrome; Hallgren Syndrome; Retinitis Pigmentosa And Congenital Deafness; Retinitis Pigmentosa-Deafness Syndrome; Usher Syndrome, Type 1; Usher Syndrome, Type 1A; Usher Syndrome, Type 3; Usher Syndrome, Type I, French Variety; Usher Syndrome, Type II; Usher Syndrome, Type IId; Usher's Syndrome; Deafness Retinitis Pigmentosa Syndrome; Deafness-Retinitis Pigmentosa Syndromes; Dystrophia Retinae Pigmentosa Dysostosis Syndrome; Graefe Usher Syndrome; Pigmentosa Syndromes, Deafness-Retinitis; Retinitis Pigmentosa Deafness Syndrome; Retinitis Pigmentosa-Deafness Syndromes; Syndrome, Deafness-Retinitis Pigmentosa; Syndrome, Graefe-Usher; Syndrome, Hallgren; Syndrome, Retinitis Pigmentosa-Deafness; Syndrome, Usher; Syndrome, Usher's; Syndromes, Deafness-Retinitis Pigmentosa; Syndromes, Retinitis Pigmentosa-Deafness; Syndromes, Usher; Ushers Syndrome