Spinal tumor showdown: surgery vs. radiation in new trial
NCT ID NCT02986516
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares two standard treatments for a rare spinal tumor called sacral chordoma: surgery and radiation therapy. Researchers want to see which approach better prevents the tumor from coming back. About 100 adults with newly diagnosed, localized chordoma will take part.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 100 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2017
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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A research network
The lead sponsor is a research network or cooperative group.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Histologically confirmed diagnosis (brachyury expression) of primary sacral chordoma,of any diameter and arising at any site from S1 to coccyx. * Age≥18years * ECOG-performance status (PS) 0-2 * No previous antineoplastic therapy * Macroscopic tumor detectable at MRI/CT scan * Patient amenable for surgery * Patient amenable for RT * Written informed consent given before the enrolment, according to International Conference on Harmonisation/good clinical practice (ICH/GCP). Exclusion Criteria: * Distant metastasis * Inability to maintain treatment position * Prior radiotherapy to the pelvic region * Prior therapy for sacral chordoma (including surgery, cryoablation, hyperthermia, etc) * Local conditions that increase the risk of RT toxicity (tumor ulcerated skin infiltration, non-healing soft tissue infection, fistula in treatment field) * Rectal wall infiltration * General conditions that increase the risk of RT toxicity (active sclerodermia, xeroderma pigmentosum, cutaneous porphyria) * Presence of a second active cancer (with the exception of non-melanoma skin cancer in-situ cervix neoplasia and other in-situ neoplasia) * Severe comorbidities resulting in a prognosis of less than 6 months * Inability to give informed consent * Other malignancy within the last 5 years * Performance status ≥ 2 (ECOG). * Significant cardiovascular disease (for example, dyspnea \> 2 NYHA) * Significant systemic diseases grade \>3 on the NCI-CTCAE v4.03 scale, that limit patient availability, or according to investigator judgment may contribute significantly to treatment toxicity * Women who are pregnant or breast-feeding * Psychological, familial, social or geographic circumstances that limit the patient's ability to comply with the protocol or informed consent
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
24 sites in 9 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Agenzia Provinciale per la Protonterapia - AtreP
ACTIVE_NOT_RECRUITINGTrento, 38122, Italy
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Azienda Ospedaliero-Universitaria Careggi
NOT_YET_RECRUITINGFlorence, 50134, Italy
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Centro Nazionale di Adroterapia Oncologica - CNAO
RECRUITINGPavia, 27100, Italy
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Centrum Onkologii-Instytut im. Marii Skłodowskiej-Curie
ACTIVE_NOT_RECRUITINGWarsaw, Poland
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EBG GmbH MedAustron
RECRUITINGWiener Neustadt, Österreich, 2700, Austria
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Fondazione IRCCS Istituto Nazionale dei Tumori
RECRUITINGMilan, MI, 20133, Italy
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H. San Carlos
NOT_YET_RECRUITINGMadrid, Spain
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H. Val D'Hebron
RECRUITINGBarcelona, Spain
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Heidelberg Ion-Beam Therapy Center - HIT
NOT_YET_RECRUITINGHeidelberg, Germany
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Hospital Universitario Doctor Peset
NOT_YET_RECRUITINGValencia, 46017, Spain
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Hospital Universitario Virgen del Rocío
RECRUITINGSeville, Spain
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Hosptial San Pau
ACTIVE_NOT_RECRUITINGBarcelona, Spain
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I.R.C.C.S. Istituto Ortopedico Galeazzi
ACTIVE_NOT_RECRUITINGMilan, 20161, Italy
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II Clinica Universitaria Ortopedia e Traumatologia AO Pisa
RECRUITINGPisa, 56124, Italy
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Istituto Clinico Humanitas
RECRUITINGMilan, 20089, Italy
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Istituto Ortopedico Rizzoli
RECRUITINGBologna, 40136, Italy
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Istituto Regina Elena - IFO
RECRUITINGRome, 00100, Italy
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Leiden University Medical Center
NOT_YET_RECRUITINGLeiden, Netherlands
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Medical Faculty Carl Gustav Carus Faculty of Medicine, Department of Radiation Oncology,
NOT_YET_RECRUITINGDresden, Germany
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Medical University of Graz
RECRUITINGGraz, Austria
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National Center for Spinal Disorders
NOT_YET_RECRUITINGBudapest, Hungary
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Netherlands Cancer Institute
NOT_YET_RECRUITINGAmsterdam, Netherlands
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Norwegian Radium Hospital/Oslo Univeristi Hospital
RECRUITINGOslo, N-0424, Norway
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Royal National Orthopaedic Hospital
NOT_YET_RECRUITINGLondon, United Kingdom
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Saitama Medical Center
RECRUITINGSaitama, Japan
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The Royal Orthopaedic Hospital
NOT_YET_RECRUITINGBirmingham, United Kingdom
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University Hospital Carl Gustav Carus Dresden
NOT_YET_RECRUITINGDresden, Germany
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University Hospital Essen. West German Proton Therapy Center Essen
RECRUITINGEssen, Germany
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