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Diseases

Genetic and Rare Diseases Information Center (GARD)

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Congenital fiber type disproportion


Other Names for this Disease

  • CFTDM
  • Congenital fiber-type disproportion myopathy
  • Fiber-type disproportion myopathy, congenital
  • Myopathy, congenital with fiber-type disproportion
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Your Question

What is the incidence of congenital fiber type disproportion? Is it considered a rare disease?

Our Answer

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What is the incidence of congenital fiber type disproportion?

The incidence of congenital fiber type disproportion is estimated to be less than 1:50,000 live births.[1][2]
Last updated: 9/5/2012

Is congenital fiber type disproportion considered to be a rare disease?

A rare disease is generally considered to have a prevalence of fewer than 200,000 affected individuals in the United States.[3] Although its prevalence is unknown, congenital fiber-type disproportion is thought to be a rare disease.[4][1]
Last updated: 9/5/2012

References
Other Names for this Disease
  • CFTDM
  • Congenital fiber-type disproportion myopathy
  • Fiber-type disproportion myopathy, congenital
  • Myopathy, congenital with fiber-type disproportion
See Disclaimer regarding information on this site. Some links on this page may take you to organizations outside of the National Institutes of Health.