what is esophagram
What is an Esophagram (Barium Swallow)? Fluoroscopy is a special form of X-ray that produces real-time video images, as opposed to pictures on. film, making it possible to see internal organs and joints in motion. The esophagram, or barium swallow, is a fluoroscopic exam of the function and appearance of the esophagus. The patient is instructed to. drink a contrast material of barium sulfate compound that enables the radiologist to assess the. swallowing process in real time.