Botulinum Toxin for Cricopharyngeal Dysfunction in Parkinson's Disease
- 11 April 2002
- journal article
- letter
- Published by Massachusetts Medical Society in The New England Journal of Medicine
- Vol. 346 (15), 1174-1175
- https://doi.org/10.1056/nejm200204113461517
Abstract
Dysphagia occurs in more than 50 percent of patients with Parkinson's disease.1 Although all the phases of swallowing can be involved, dysphagia due to hyperactivity of the upper esophageal sphincter is the prevalent abnormality.1Keywords
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