myotonic dystrophy type 2 A myotonic disease that is characterized by myotonia and progressive, proximal muscle wasting and weakness affecting the skeletal and smooth muscles of the neck, shoulders, elbows and hips and has_material_basis_in the autosomal dominant inheritance of the CNBP (ZNF9) gene containing an expansion of a CCTG repeat in intron one. SNOMEDCT_US_2020_03_01:715788001 DOID:0050759 UMLS_CUI:C0553604 NCI:C122790 GARD:9728 MESH:D020967 OMIM:602668 ICD9CM:359.2 2013-01-16T01:27:31Z NCI:C122789 SNOMEDCT_US_2020_03_01:155096007 UMLS_CUI:C0221055 ICD10CM:G71.1 NCI:C84913 lschriml disease_ontology ICD10CM:G71.19 MESH:C535686 SNOMEDCT_US_2020_03_01:41574007 UMLS_CUI:C0752355 proximal myotonic myopathy myotonic disease