Prevalence of profound laryngeal sensory neuropathy in head and neck cancer survivors with feeding tube-dependent oropharyngeal dysphagia.

The prevalence of LSN in HNC survivors with feeding tube-dependent dysphagia is high (79.1%). The data suggest that LSN, in addition to fibrosis, pharyngoesophageal stenosis, and cranial nerve motor deficits contributes to swallowing dysfunction in these patients.