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Endoscopic ablation techniques use thermal destruction of the abnormal lining cells in the esophagus and are used in patients when Barrett’s esophagus with low-grade dysplasia (abnormal cells) and high-grade dysplasia (precancerous cells). Heat is applied under control via a small balloon during an upper endoscopy, allowing the abnormal cells to be eliminated and the normal esophageal lining to grow back.
By Farzaneh Banki, M.D.