Exam (elaborations)
2 PCOL 838B GI DISEASE II
- Course
- Institution
what are the roles of the lower esophageal sphincter in achalasia and in reflux esophagitis achalasia: a motor disorder; lower esophageal sphincter (LES) fails to relax properly; leads to dysphagia (difficulty swallowing), regurgitation and chest pain; over time leads to esophagus enlargement ref...
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