reading disorder dyslexia A reading disorder resulting from a developmental reading disability involving the inability to process graphic symbols resulting in impairment of reading ability. DOID:4428 ICD10CM:R48.0 ICD9CM:315.02 MSH:D004410 OMIM:127700 OMIM:300509 OMIM:600202 OMIM:604254 OMIM:606616 OMIM:606896 OMIM:608995 SNOMEDCT_2010_1_31:154954003 SNOMEDCT_2010_1_31:158318003 SNOMEDCT_2010_1_31:192137002 SNOMEDCT_2010_1_31:206987006 SNOMEDCT_2010_1_31:268788005 SNOMEDCT_2010_1_31:52824009 SNOMEDCT_2010_1_31:59770006 UMLS_CUI:C0476254 Xref MGI. disease_ontology