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Ewing's family of tumors Definition from Medicine Dictionaries & Glossaries
EFTs. A group of cancers that includes Ewing's tumor of bone(ETB or Ewing's sarcoma of bone), extraosseus Ewing's (EOE) tumors, primitive neuroectodermal tumors (PNET or peripheral neuroepithelioma), and Askin's tumors (PNET of the chest wall). These tumors all come from the same type of stem cell.
A Service of the National Cancer Institute.Ewing's family of tumors Definition from Encyclopedia Dictionaries & Glossaries
The Ewing family of tumors is a group of cancers that includes Ewing tumor of bone (ETB or Ewing sarcoma of bone), extraosseous Ewing tumors (EOE tumors), primitive neuroectodermal tumors (PNET or peripheral neuroepithelioma), and Askin tumors (PNET of the chest wall). These tumors all come from the same type of stem cell. Also called EFTs.
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