_:vb50946351 . "LCAEOD"^^ . . _:vb50946351 . . _:vb50946351 . _:vb50946351 . "disease_ontology"^^ . "OMIM:617879"^^ . "DOID:0112240"^^ . . _:vb50946351 . "A sensory system disease characterized by early-onset and severe photoreceptor and cochlear cell loss that has_material_basis_in heterozygous mutation in TUBB4B on chromosome 9q34.3."^^ . . "Leber congenital amaurosis with early-onset deafness"^^ .