X-linked recessive disease Duchenne muscular dystrophy MTHICD9_2006:359.1 A muscular dystrophy that has material basis in X-linked mutations in the DMD gene found on the X chromosome. It is characterized by rapidly progressing muscle weakness and muscle atrophy initially involving the lower extremities and eventually affecting the whole body. It affects males whereas females can be carriers. The symptoms start before the age of six and may appear at infancy. OMIM mapping confirmed by DO. [SN]. DOID:11723 SNOMEDCT_US_2018_03_01:76670001 NCI:C75482 OMIM:310200 Muscular dystrophy, Duchenne GARD:6291 UMLS_CUI:C0013264 MESH:D020388 disease_ontology muscular dystrophy