No alterations in the efficacy of the swallowing process were noticed.
A small non-obstructive impression of the cricopharyngeal muscle could be seen in the superior esophageal sphincter.
The esophagus was normal in diameter and showed a light motility dysfunction leading into a slow esophageal emptying. A mucosal abnormality could be seen especially in the proximal esophageal third, with some ring-like small concentric strictures along its surface.