“…The most common symptoms of Achalasia are regurgitation, vomiting, dysphagia, cough, recurrent pneumonia, and poor weight gain or weight loss ( 1 , 2 , 4 ). The “bird’s beak” appearance of the lower esophagus on the esophagogram (barium swallow) is a classical radiological finding in the cases of esophageal Achalasia ( 1 , 2 , 4 ). Achalasia is rare in children, with an estimated annual incidence of only 0.02–0.11 cases per 100 000 children, and it is more infrequent in the below 5-year age group ( 1 , 2 , 4 ).…”