On gastroscopy, glycogenic acanthosis is seen as a multitude of small white raised plaques of 2 mm to 10 mm in size, which may be seen throughout the esophagus. They tend to occur on esophageal folds, and may be missed if the esophagus is not well distended with air.
On gastroscopy, glycogenic acanthosis manifests as a series of small white bumps measuring 2 mm to 10 mm in size. These can be seen throughout the esophagus and are typically located on esophageal folds. They might go unnoticed if the esophagus is not adequately inflated with air.