Treatment results of the Ewing sarcoma of bone and prognostic factors.

Background: The purpose of this study is to assess the clinical outcome of patients with ESFT of the bone treated with the European Intergroup Cooperative Ewings Sarcoma Study (EICESS)-92 treatment protocol at a single center, and to identify prognostic factors.

Methods: Ninety-eight patients younger than 18 years of age, diagnosed with ESFT of the bone between 1992 and 2005, were analyzed retrospectively.

Results: Eighty-seven patients were treated with the EICESS-92 protocol.