Among patients with dysphagia,<unk>  study is considered the preferred method for evaluating patients as it allows assessment of function of the upper gastrointestinal tract and morphology.
Dysphagia barium swallow
Barrett's esophagus physical examination
Achalasia laboratory findings
Dysphagia MRI
Achalasia physical examination
Dysphagia physical examination
Epiglottitis x rays
Esophageal candidiasis physical examination