What is the prevalence of dysphagia and dysphonia in patients with polymyositis?

Updated: Jun 13, 2020
  • Author: Mythili Seetharaman, MD; Chief Editor: Herbert S Diamond, MD  more...
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Dysphagia secondary to oropharyngeal and esophageal involvement occurs in about one third of patients with polymyositis and is a poor prognostic sign. Dysphonia is also a poor prognostic sign but is much less common.

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