- Conditions
- Localized Extraskeletal Ewing Sarcoma, Peripheral Primitive Neuroectodermal Tumor of Bone, Peripheral Primitive Neuroectodermal Tumor of Soft Tissues
- Interventions
- Cyclophosphamide, Dexrazoxane, Doxorubicin Hydrochloride, Etoposide, Ifosfamide, Laboratory Biomarker Analysis, Topotecan Hydrochloride, Vincristine Sulfate
- Drug · Other
- Lead sponsor
- Children's Oncology Group
- Network
- Eligibility
- Up to 50 Years
- Enrollment
- 642 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2025
- U.S. locations
- 215
- States / cities
- Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 149 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced May 21, 2026, 9:06 PM EDT