<prompt> Answer this question truthfullyCan you explain the connection between dysphagia and a barium swallow test?  <response>: <reason> Modified barium swallow studyConducted by a speech pathologist in conjunction with a radiologist: Different consistencies of liquid and food mixed with barium sulfate are fed to the patient by spoon, cup or syringe, and x-rayed using videofluoroscopy Penetration aspiration scale describes the disordered physiology of a persons swallow using the numbers 1-8FindingsBarium swallow study helps in diagnosing the underling etiology of patients presenting with dysphagia such as:Dysphagia in patients with History of surgery for laryngeal or esophageal cancer History of radiation or irritating injury Achalasia Zenkers diverticulum, a barium swallow should be performed first instead of endoscopy to prevent any perforation. Achalasia Stricture 