" /> Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor of Bone - CISMeF





Preferred Label : Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor of Bone;

NCIt synonyms : Ewing's Sarcoma/Peripheral Primitive Neuroectodermal Tumor of Bone; Ewing s Sarcoma Peripheral Primitive Neuroectodermal Tumor of Bone;

NCIt definition : A spectrum of malignant tumors arising from the bone and characterized morphologically by the presence of small round cells. Ewing sarcoma and peripheral primitive neuroectodermal tumor represent the ends of a spectrum, with Ewing sarcoma lacking evidence of neural differentiation and the markers that characterize the peripheral primitive neuroectodermal tumor. Ewing sarcoma and peripheral primitive neuroectodermal tumor may share cytogenetic abnormalities, proto-oncogene expression, cell culture and immunohistochemical abnormalities. Pain and the presence of a mass are the most common clinical symptoms.;

Neoplastic status : Malignant;

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30/04/2024


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