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': 'Pseudochylous pleural effusion is seen in \nSelect and explain. \nA. TB, B. Lymphoma, C. Carcinoma lung, D. Filariasis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: In chronic effusion like tubercular/rheumatoid ahritis fluid rich in cholesterol mimicking chyle accumulates. Chyliform (pseudochylous) pleural effusion. Author information: A chyliform (pseudochylous) effusion is an uncommon disease entity which develops after an exudative effusion is in situ for a long time. It is commonly initiated by a tuberculous pleurisy and it is impoant to exclude the presence of active tuberculosis Ref Davidson edition23rd pg 626', 'role': 'assistant'}]