Inclusion body myositis

What is Inclusion body myositis?

Inclusion body myositis (IBM) is a slowly progressive degenerative inflammatory disorder of skeletal muscles characterized by late onset weakness of specific muscles and distinctive histopathological features.

Other condition names

  • IBM
  • Sporadic inclusion body myositis
  • sIBM

Inheritance type

Not applicable

Prevalence

  • Europe: 1-9 in 1,000 000
  • United States: 1-9 in 100,000

Age of Onset

  • Adult
  • Elderly
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