Objective To evaluate the curative effect of asymptotic full-thickness myotomy type of peroral endoscopic myotomy(POEM) for achalasia.Methods Data of 41 patients who underwent asymptotic POEM at our digestive endoscopy center from December 10th 2010 to January 10th 2014 were retrospectively studied.The postoperative and preoperative symptoms and reflux were compared.Results The postoperative Eckardt scores of symptoms of 41 patients improved significantly(P ＜ 0.001) compared with before.Esophageal dynamic pressure also showed the effectiveness of symptom relief.The incidence of postoperative reflux in symptoms and gastroscopy were 26.83％ and 27.27％,respectively.Conclusion Asymptotic fullthickness myotomy POEM can alleviate the symptoms of achalasia and the effect of inhibiting reflux is generally satisfactory.
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