Glandular metaplasia is a type of metaplasia where irritated tissue converts to a glandular form.Micrograph of Barrett's esophagus, an example of glandular metaplasia. Glandular metaplasia is a type of metaplasia where irritated tissue converts to a glandular form. An example occurs in the esophagus, where tissue becomes more similar to the tissue of the stomach. Another example occurs in the urinary bladder.