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: Medicine
[{'content': 'Amylase increased in pleural fluid is seen in following except: \nSelect and explain. \nA. Rheumatoid ahritis, B. Esophageal perforation, C. Malignancy, D. Gall stone pancreatitis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Answer is A (Rheumatoid ahritis): Rheumatoid Ahritis is not associated with increased amylase in pleural fluid. Conditions with High Amylase in pleural Fluid Esophageal RuptureQ Pancreatic effusionQ MalignancyQ', 'role': 'assistant'}]