Abstract： To the Editor:The dramatic expansion of an esophagus is extremely rare in esophageal diseases.We present a case of megaesophagus associated with atelectasis of the right lung,which showed a typical of achalasia with a "bird's beak appearance".In order to palliate patient's symptoms,two gastric tubes used.One was inserted into the esophagus for suction residual chymus,the other was inserted into the stomach for supplying nutrition.However,after the symptoms eased,she refused all further treatment.