0 a chemical, barium sulfate, that is swallowed by a person just before an X-ray is taken of their stomach and bowels, so that these organs can be seen clearly --
Pseudodiverticulae may also be seen on barium swallow imaging of the esophagus.
Barium swallow in nutcracker esophagus is also typically normal, but may provide a definitive diagnosis if contrast is given in tablet or granule form.
This test is sometimes called a barium swallow.
House notes that since her blood pressure dropped during the barium swallow, it can't be a chronic condition.
Another common procedure is the modified barium swallow study during which barium-impregnated liquids and solids are ingested by the patient.
One study of over 14000 barium swallow x-rays identified the condition in 0.15% of individuals who had the procedure.
It is important to monitor changes in the shape and function of the esophagus with an annual timed barium swallow.
If achalasia suspected an upper endoscopy is required to exclude a malignancy as a cause of the findings on barium swallow.