This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pleural effusion & Pulmonary alveolar proteinosis, Subject name: Medicine
[{'content': "Low glucose in pleural effusion is seen in all except? \nSelect and explain. \nA. Rheumatoid ahritis, B. Empyema, C. Malignant pleural effusion, D. Dressler's syndrome", 'role': 'user'}, {'content': 'Answer: D \nExplanation: Causes of low pleural fluid sugar: Empyema Tuberculous pleural effusion Rheumatoid pleurisy Lupus pleuritis Malignant effusion Esophageal rupture', 'role': 'assistant'}]