A barium swallow is a type of X-ray test that helps your doctor see the back of your mouth and throat (pharynx), and the tube that extends from the back of the tongue down to the stomach (esophagus).

But patients undergoing barium fluoroscopy can be exposed to the same amount of millisieverts in two minutes. Over a 20-year career, an interventional cardiologist can be exposed to up to 1,000 ...

Fluoroscopy shows that on swallowing, the barium column moves down the esophagus. Such barium movement occurs largely due to passive forces in the esophagus and is very marked in the upright position.

A barium enema is a type of X-ray imaging test that allows doctors to examine your lower intestinal tract. It involves delivering a contrast solution that contains the metallic element barium into ...

Fluoroscopy shows a continuous X-ray image on a monitor, much like an X-ray movie. During the procedure, an X-ray beam is continuously passed through the specific body part being examined. The images ...