To make sure: There is not a concerning problem. Remember, there are many times something that appears abnormal may not be anything concerning when looking under a microscope.
Answered 7/22/2015
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Rule out cancer: A Schatzki ring is a narrowing of the lower esophagus that is caused by a ring of mucosal tissue that normally lines the esophagus. Since it occurs at a place in the esophagus that is also affected by reflux and may resemble Barrett's esophagus, which is inflammatory, biopsy can help distinguish the variety of pathologies that can be found in this area.
Answered 4/30/2015
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