# An Observational Study of Local Relapse After High Grade Osteosarcoma

> **NCT06017518** · — · RECRUITING · sponsor: **Istituto Ortopedico Rizzoli** · enrollment: 150 (estimated)

## Conditions studied

- Osteosarcoma

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT06017518
- **Lead sponsor:** Istituto Ortopedico Rizzoli
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2022-06-13
- **Primary completion:** 2026-06-30
- **Final completion:** 2026-06-30
- **Target enrollment:** 150 (ESTIMATED)
- **Last updated:** 2025-09-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06017518

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06017518, "An Observational Study of Local Relapse After High Grade Osteosarcoma". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT06017518. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*