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Lower esophageal ring is unique disorder of the esophagus. It is composed entirely of
mucosal fold, containing no muscle or scar tissue. It is one of the most common causes
of dysphagia of adults, but an unusual cause of dysphagia in pediatric age group.
This 14-year old male patient experienced progressive dysphagia for several years.
Approximately 15 months prior to this visit, he began... |
