Orthopaedics Which of the following is not true about osteosarcoma? A Sunburst appearance due to bony involvement B Lung metastasis is common C Seen in the metaphyseal region of the long bones D Secondary osteosarcoma is seen in older age groups 💡 Explanation Which of the following is not true about osteosarcoma? ✓ Correct Answer: A. Sunburst appearance due to bony involvement