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Observational Study in Localized Osteosarcoma

Study acronym: ISG Os2Oss
StatusRecruiting
PhaseNot specified
Started
View on ClinicalTrials.gov ↗
Record status
This record was last updated September 2, 2026 (before its estimated September 30, 2026 completion). Its status may not reflect the trial's current state.
Trial flagged as At Risk
Primary completion moved at least 3 months later Jun 30, 2026 → Sep 30, 2026
See other at-risk trials from Italian Sarcoma Group

Record History

See every version on ClinicalTrials.gov ↗

  1. Primary completion pushed from Jun 30, 2026 to Sep 30, 2026v9
  2. Re-verified, no change to tracked fieldsv8
  3. Site contacts updated at 1 of 16 sitesv7
  4. Site details revised at 1 of 16 sitesv6
  5. Re-verified, no change to tracked fieldsv5
Show 3 earlier versionsHide 3 earlier versions
  1. Trial status: Active, Not Recruiting to Recruiting
    • Study sites revised (16)
    v4
  2. Trial status: Not Yet Recruiting to Active, Not Recruiting
    • Start date changed from estimate of Nov 30, 2021 to Jul 30, 2021
    v3
  3. Start date: Jun 30, 2021 to Nov 30, 2021v2
  1. Study First Submitted
  • Stopped: an ongoing trial was terminated, suspended or withdrawn.
  • Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
  • Minor: routine progress and housekeeping, such as sites added or enrollment closed.
Italian Sarcoma Group
11 trials monitored
See 1 trial at risk
Sarcoma
1,026 trials monitored
See 67 trials at risk
Observational prospective trial aimed to collect the collect demographic, clinical, surgical, pathological and molecular characteristics and treatment from patients affected by localized OsteoSarcoma (OS) treated according the AIEOP/Italian Sarcoma Group (ISG) OS 2021
Trial Details
NCT Number NCT04890067
Lead Sponsor Italian Sarcoma Group
Collaborators: Associazione Italiana Ematologia Oncologia Pediatrica
Conditions
(from sponsor)		 Localized Osteosarcoma
Related terms Osteosarcoma
Enrollment 120 participants
Start Date
Primary Completion (estimated)
Study Completion (estimated)
Updated on ClinicalTrials.gov