Desmin-related myopathies ( DRMs ) are a heterogeneous group of muscle disorders , morphologically defined by intrasarcoplasmic aggregates of desmin .
B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O B-DiseaseOrPhenotypicFeature O O O O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O O O O O O O B-GeneOrGeneProduct O