Recognized features of asbestosis do not include:: (A) Calcification of pleura, (B) Eggshell calcification of hilar lymph nodes, (C) Clubbing of fingers, (D) Restrictive pattern of ventilatory defect shown by pulmonary function
Answer is B. 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