This 25 year-old patient underwent removal of a lump on his back which had been present for 5 years.
The diagnosis was not obvious on clinical exam, pre-op MRI, or in the OR. What do you think the pathology results revealed?
Answer: The pathology was consistent with a diagnosis of a Ewing sarcoma, a neoplasm most commonly found in the skeletal system and rarely found in skin or soft tissue.
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