This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
Barrett's esophagus - true statement 
Select and explain. 
A. Endoscopic surveillance with biopsy every 2 years, B. Helicobacter pylori triple therapy, C. Proton pump inhibitor, D. Histamine antagonist
A: Endoscopic surveillance with biopsy every 2 years
Answer: A: Endoscopic surveillance with biopsy every 2 years 
Explanation: Barrett's oesophagusMetaplasia of oesophageal squamous epithelium into columnar in distal oesophagus.Due to severe reflux oesophagitis.It requires both endoscopically visible segment of columnar lining of distal oesophagus and intestinal metaplasia showing goblet cells on biopsy.More commonly men, whites and with increasing age.Premalignant condition for adenocarcinoma of oesophagus.Types of barret esophagusIntestinal type(M/C type)Junctional typeFundic typeComplicationsChronic peptic ulceration(Barrett&;s ulcer)High and long strictures(Refer: Sabiston's Textbook of Surgery, 19th edition, pg no: 1033-1036)