Geneva, Sept. 21 -- International Clinical Trials Registry received information related to the study (ChiCTR2600132229) titled 'Carbon Ion Radiotherapy with or without PARP Inhibitor for Skull Base/Sacral Chordoma: A Multicenter, Randomized, Open-Label, Phase II Prospective Clinical Trial' on Sept. 10.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: The Clinical Technology Research And Development Center of Shanghai Proton and Heavy Ion Center

Condition: Skull Base/Sacral Chordoma

Intervention: Carbon ion radiotherapy combined with PARP inhibitor:Carbon ion radiotherapy combined with PARP inhibitor

Recruitment Status: Not Recruiting

Phase: 2

Date of First Enrollment: 2026-09-14

Target Sample Size: C...