Ewing's tumor

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Noun1.Ewing's tumor - malignant tumor in bone marrow (usually in the pelvis or in long bones)
sarcoma - a usually malignant tumor arising from connective tissue (bone or muscle etc.); one of the four major types of cancer
References in periodicals archive ?
Treatment for an unsuspected Ewing's tumor that presents with a mass abdomen and radiological features suggest a Stromal tumor, is extensive tumor resection after intraoperative study of a biopsy of the lesion.
Small cell osteosarcoma, a rare histological subtype of OS, was first described in 1979 by Sim et al as resembling Ewing's tumor, being made up of small round cells.
Prognostic factors in Ewing's tumor of bone: analysis of 975 patients from the European Intergroup Cooperative Ewing's Sarcoma Study Group.