Orphanet: Dermatomyositis

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Disease definition

A type of idiopathic inflammatory myopathy characterized by evocative skin lesions and symmetrical proximal muscle weakness.


Classification level: Disorder
  • Synonym(s):
    • Adult dermatomyositis
  • Prevalence: 1-9 / 100 000
  • Inheritance: Not applicable 
  • Age of onset: All ages
  • ICD-10: M33.0  M33.1
  • OMIM: -
  • UMLS: C0011633  C0221056
  • MeSH: D003882
  • GARD: 6263
  • MedDRA: 10012503

Detailed information


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