Esophagogastric ring; Schatzki's ring. A lower esophageal ring is a birth defect of the esophagus that occurs in a small number of people. It causes narrowing of the lower esophagus. Narrowing of the esophagus may also be caused by: Injury. Tumors.
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Stud Earrings (44) We offer gold and stainless steel stud earrings (post earrings) for sensitive ears in pearls, Swarovski crystals, balls, and ... Birthstone Earrings (24) These hypoallergenic birthstone earrings are made from genuine faceted lead crystal imported from Austria and are fully hypoallergenic. Our ...