A 16-year-old boy presents with a 3-month history of progressive pain and swelling in the left femur. Imaging shows a diaphyseal lesion with onion-skin periosteal reaction and a wide zone of transition. Biopsy confirms small round cell tumor with t(11;22) translocation. Regarding the clinical and pathological features of Ewing sarcoma, all of the following are true EXCEPT:

See the options, answer & explanation

Sign in free to reveal the answer choices, the correct answer, the detailed explanation, and AI-powered insights for this question.