Barium studies have a very poor sensitivity in diagnosing uncomplicated GERD; however, they have high accuracy for the diagnosis of hiatal hernia, esophageal strictures and esophageal rings.
Eosinophilic esophagitis (EoE) is a chronic esophageal inflammatory disease of undetermined pathophysiology that results in dense mucosal eosinophilia and esophageal dysfunction. In childhood ...