After experiencing intermittent nausea, dysphagia and vomiti…
After experiencing intermittent nausea, dysphagia and vomiting over the course of 2 months, a 66-year old man with a history of smoking seeks medical attention. On physical exam, he is otherwise normal, but he admits that he has self-mediated with OTC antacids to relieve his episodes of acid reflux. His condition warrants an endoscopy and a histologic examination is performed from biopsy samples collected at his esophageal-gastric junction. All of the following are associated with this patient’s GI condition except: