<prompt> Egg shell calcification is seen in all except:SilicosisSarcoidosisCoal workers pneumoconiosisOsteogenic sarcoma  <response>: Ans: d Osteogenic sarcomaEgg shell calcification of lymph node in chest X-ray seen in: Silicosis Sarcoidosis Coal workers pneumoconiosis Lymphoma following radiotherapy Histoplasmosis Amyloidosis Scleroderma 