Primary retroperitoneal Ewing’s sarcoma
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Keywords

Ewing’s sarcoma
retroperitoneum
computed tomography
surgery
chemotherapy

Abstract

The Ewing’s sarcoma (EWS) family tumors are small, round, cell tumors with different degrees of neuroectodermal differentiation with a peak incidence in children and young adults. About 10–20% of cases are extraskeletal EWS.

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