Egg shell calcification is seen in all except:: (A) Silicosis, (B) Sarcoidosis, (C) Coal worker's pneumoconiosis, (D) Osteogenic sarcoma
Answer is D. Ans: d (Osteogenic sarcoma)Egg shell calcification of lymph node in chest X-ray seen in:* Silicosis* Sarcoidosis* Coal worker's pneumoconiosis* Lymphoma following radiotherapy* Histoplasmosis* Amyloidosis* Scleroderma