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Diagnosis

An upper GI series is often used to diagnose hiatal hernia. A barium swallow allows the radiologist to study the GE junction and detect the hernia and reflux of barium that was in the stomach back into the lower esophagus.


If the hernia is not detected in the upright position, which is the way most upper GI series are begun, it may be more obvious with the patient lying down. By watching the junction, an experienced radiologist can determine whether a hernia is present and w...Read the full article