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: Surgery
Burning epigastric pain is due to - 
Select and explain. 
A. Vomiting, B. Reflux esophagitis, C. Duodenal ulcer, D. Gastric ulcer
B: Reflux esophagitis
Answer: B: Reflux esophagitis 
Explanation: Ans. is 'b' i.e., Reflux esophagitis