DO_rare_slim DO_FlyBase_slim has symptom congenital myopathy nemaline myopathy ICD10CM:G71.21 DOID:3191 SNOMEDCT_US_2025_09_01:75072002 UMLS_CUI:C0206157 A congenital myopathy characterized by generally non-progressive muscle weakness of varying severity and problems with the tone and contraction of skeletal muscles. The muscle cells contain abnormal clumps of threadlike material called nemaline bodies. GARD:12033 ORDO:607 MIM:PS256030 MESH:D017696 Nemaline body disease Xref MGI. disease_ontology nemaline rod myopathy rod body disease rod myopathy muscle weakness