This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Interstitial Lung Disease, Subject name: Medicine
[{'content': 'Recognized features of asbestosis do not include: \nSelect and explain. \nA. Calcification of pleura, B. Eggshell calcification of hilar lymph nodes, C. Clubbing of fingers, D. Restrictive pattern of ventilatory defect shown by pulmonary function', 'role': 'user'}, {'content': "Answer: B \nExplanation: Features of asbestosis include - clubbing, restrictive pulmonary function, calcification of pleura.Egg shell calcification is not seen in asbestosis. Causes of eggshell calcification in CXR: Treated lymphoma: (post-irradiation Hodgkin disease) usually 1-9 years following treatment Coal workers' pneumoconiosis (CWP) Scleroderma Amyloidosis Blastomycosis Silicosis", 'role': 'assistant'}]