Inclusion body myositis with cricopharyngeus muscle involvement and severe dysphagia

Muscle Nerve. 1991 May;14(5):470-3. doi: 10.1002/mus.880140514.


A patient with inclusion body myositis (IBM) is presented. Unusual aspects of this case include a myopathy of 36 years duration, severe dysphagia due to cricopharyngeus muscle dysfunction, improvement with cricopharyngeus myotomy, and a diagnostic cricopharyngeus muscle biopsy.

Publication types

  • Case Reports
  • Research Support, U.S. Gov't, P.H.S.

MeSH terms

  • Aged
  • Arm
  • Cricoid Cartilage*
  • Deglutition Disorders / complications*
  • Female
  • Humans
  • Inclusion Bodies*
  • Muscles / pathology
  • Myositis / complications
  • Myositis / pathology*
  • Pharynx*