<prompt> Investigation of choice for dysphagia for solids:Barium swallowEndoscopyX-ray chestC.T. scan  <response>: Answer is D Manometry Esophageal manometry is the gold standard test for esophageal motility disorders. Esophageal Motility Disorders : Manometry is the test of choice Achalasia Cardia Diffuse Oesophageal Spasm Discoordinated motility Nutcracker Oesophagus Hypercontractile motility Hypeensive LES Hypercontractile motility Hypotensive LESHypocontractile motility Ineffective Oesophageal motility Hypocontractile motility 