This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Medicine
[{'content': 'Complications of lobar pneumonia do not include \nSelect and explain. \nA. Lung abscess, B. Amyloidosis, C. Suppurative ahritis, D. Infective endocarditis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Common complications of severe CAP include respiratory failure,shock and multiorgan failure,coagulopathy,and exacerbation of comorbid illnesses.Three paicularly notewohy conditions are metastatic infection,lung abscess,and complicated pleural effusion.Metastatic infection can lead to brain abscess,suppurative ahritis, or infective endocarditis. Reference:Harrison' s Medicine-18th edition,page no:2136 .", 'role': 'assistant'}]