Atlas One · Host Biology · Scale 07 — System

Ewing Sarcoma

Ewing sarcoma is an EWSR1-ETS fusion-driven small round blue cell tumor of bone/soft tissue; peak age 10-20 years; EWSR1-FLI1 ~85%; localized 5-year EFS ~60-70%; metastatic ~15-25%; VCD/IE or VIDE induction; local control by surgery ± RT; HDCT+auto-SCT for high-risk.

Also known as: Ewing sarcoma, ESFT, Ewing's sarcoma, primitive neuroectodermal tumor, PNET bone, EWS, Ewing sarcoma family tumors, extraskeletal Ewing

Scale 07 — SystemScale
draftStatus
2026-06-06Last Reviewed
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ewing-sarcoma

Ewing Sarcoma

Ewing sarcoma is an EWSR1-ETS fusion-driven small round blue cell tumor of bone/soft tissue; peak age 10-20 years; EWSR1-FLI1 ~85%; localized 5-year EFS ~60-70%; metastatic ~15-25%; VCD/IE or VIDE induction; local control by surgery ± RT; HDCT+auto-SCT for high-risk.