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
A high amylase level in pleural fluid suggests a diagnosis of 
Select and explain. 
A. Tuberculosis, B. Malignancy, C. Rheumatoid ahritis, D. Pulmonary infarction
B: Malignancy
Answer: B: Malignancy 
Explanation: Answer is B (Malignancy): Malignancy is associated with high levels of amylase in pleural fluid High amylase level in pleural fluid suggests Esophageal rupturedeg Pancreatic pleural effusiondeg (Pancreatitis/Pancreaticpseudo cyst) Malignancydeg (Adenocarcinoma of lung/pancreas)