This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'Endoscopic biopsy from a case of H.pylori related duodenal ulcer is most likely to reveal ? \nSelect and explain. \nA. Antral predominant gastritis, B. Multi focal atrophic gastritis, C. Acute erosive gastritis, D. Gastric atrophy', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Antral predominant gastritisH. Pylori infection and chronic gastritis o By far the most impoant etiologic association with chronic gastritis is chronic infection with H. Pylori. o Gastritis due to H. Pylori infection occurs in two patterns ?Predominantly antral gastritis --> Associated with high acid production and elevated risk for duodenal ulcer.Pangastritis (multifocal atrophic gastritis) --> Associated with lower gastric acid secretion and higher risk of gastric adenocarcinoma.H. Pylori associated diseases in GIT o Chronic gastritis o Peptic ulcer diseaseo Gastric carcinoma o Gastric MALT lymphoma", 'role': 'assistant'}]