Characterisic microscopic features of Osteogenic sarcoma is: (A) Osteoid formation, (B) Osteoid formation by Mesenchymal cells with pleomorphism, (C) Codmans triangle, (D) Predominant osteoclast
Answer is B. Osteoid formation by Mesenchymal cells with large Pleomorphism Ref :Robbins 8th/1226