Botulinum Toxin Treatment for Cricopharyngeal Dysfunction

  title={Botulinum Toxin Treatment for Cricopharyngeal Dysfunction},
  author={Gary Y. Shaw and Jeffrey P. Searl},
Hypertonicity and spasticity of the cricopharyngeal muscle (CPM) often result in dysphagia characterized by difficulty passing a bolus through the upper esophageal sphincter. Past treatments for this problem have included mechanical dilation and endoscopic and transcervical cricopharyngeal myotomy. More recently, botulinum toxin injections into the CPM have been successful, but only in isolated case studies and small series. This study reports pre- and post-botulinum toxin A injection results… CONTINUE READING


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