This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Esophagus, Subject name: Surgery
[{'content': 'A 55 years old male had retrosternal discomfo unrelated to physical exeion. Pain gets worse after lying down there is paial relief with antacids. The most likely diagnosis is: \nSelect and explain. \nA. Ischemic hea disease, B. Carcinoma esophagus, C. Achalasia cardia, D. Hiatus hernia', 'role': 'user'}, {'content': 'Answer: D \nExplanation: From the given question Unrelated to physical exeion - Not ischemic hea disease Paial relief with antacids - Not Ca. Esophagus Achalasia cardia - Mostly present with dysphagia to liquids . Retrosternal discomfo -->REFLUX Pain | after lying down SLIDING HIATUS HERNIA Dx - Barium Swallow Tx - Laparoscopic hiatus hernia repair(Via trans abdominal route)', 'role': 'assistant'}]