# Diagnostic Study of Tumor Characteristics in Patients With Ewing's Sarcoma

> **NCT00048984** · — · COMPLETED · sponsor: **Children's Oncology Group** · enrollment: 637 (actual)

## Conditions studied

- Localized Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor
- Metastatic Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor
- Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor

## Interventions

- **OTHER:** laboratory biomarker analysis

## Key facts

- **NCT ID:** NCT00048984
- **Lead sponsor:** Children's Oncology Group
- **Sponsor class:** NETWORK
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2003-01
- **Primary completion:** 2013-02
- **Final completion:** —
- **Target enrollment:** 637 (ACTUAL)
- **Last updated:** 2013-06-24

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00048984

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00048984, "Diagnostic Study of Tumor Characteristics in Patients With Ewing's Sarcoma". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT00048984. Licensed CC0.

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