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Dorchester Center, MA 02124
Esophagus, Stomach, and Duodenum
Key Concepts Dysphagia Dysphagia can be caused by obstructive lesions (e.g., esophageal neoplasm), motility disorders (e.g., achalasia), or neuromuscular disorders that can be vascular (e.g., cerebral vascular accident), immunologic (e.g., myasthenia gravis, multiple sclerosis [MS]), infectious (e.g., botulism), or metabolic…