Bone Sarcomas — MCQs

Epiphyseal tumor before fusion of epiphysis:

All of the following are true about Ewing's sarcoma, EXCEPT

Which of the following conditions is not typically associated with an underlying malignancy?

Which bone tumor involves the epiphysis?

Sunburst appearance found in:

Dense cartilage matrix calcification is characteristically seen in

In Ewing's sarcoma, histology shows small round cells that are filled with which of the following?

A child 10 yrs of age presents with a mass on his left thigh. The mass seems to be arising from the diaphysis of the femur and involving the soft tissue of the thigh. The child is having fever also. Give your most probable diagnosis -

An 8 yr old child is having fever with pain and swelling in mid thigh. On Xray lamellated appearance and Codman's triangle is present. Histopathologic examination shows small round cells positive for MIC-2. What is the most likely diagnosis?

Which condition is characterized by an "onion peel" appearance on X-ray?