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: Unknown
[{'content': 'All of following features are seen in the viral pneumonia except : \nSelect and explain. \nA. Presence of interstitial inflammation, B. Predominance of alveolar exudates, C. Bronchiolitis, D. Multinucleate gaint cells in the bronchiolar wall', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Atypical pneumonia\nAcute viral pneumonias or interstial pneumonias are sometimes called atypical pneumonias because the typical features of air space pneumonia are not present in them.\nThe term ‘atypical” denotes\nThe moderate amount of sputum.\nOnly moderate elevation of white cell count.\nNo physical findings of consolidation\nLack of alveolar exudates.\nAcute interstitial pneumonias result from infection by agents that are predominantly obligate intracellular pathogens.\nInfections with these organisms evokes an acute inflammation that is usually restricted to the interstitium without involvement of the alveolar spaces.', 'role': 'assistant'}]