Clinical trial Recruiting at 8 sites Observational Ages 21 and up

Combining percutaneous ablation and palliative radiation for painful, high-risk bone metastases

Official title: A Multi-Center Observational Trial of Symptomatic, High-Risk Bone Metastases Treated With Percutaneous Ablation and Palliative Radiation Therapy

Run by Society of Interventional Oncology · NCT06859801 · Data updated 2026-11-12

This project tests whether giving percutaneous ablation together with palliative radiation helps reduce pain and other problems in adults with a single symptomatic, high-risk bone metastasis.

Quick facts

Study typeObservational
Ages21 Years and up
SexAll
Enrollment120 (estimated)
SponsorSociety of Interventional Oncology
Academic / other
Drugs / interventionsradiation
Locations8 sites (San Diego, California and 7 other locations)
StatusRecruiting
StartedOctober 23, 2025
Main results expectedJuly 31, 2027
Study endsJuly 31, 2027
Registry record updatedAugust 19, 2026
Trial IDNCT06859801 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults (≥21) with one painful, high-risk bone metastasis amenable to image-guided percutaneous ablation and palliative radiation, ECOG 0–2, and no prior targeted therapy to the index lesion.

Probably not a fit

Patients with multiple uncontrolled painful lesions, poor performance status (ECOG >2), lesions not suitable for percutaneous ablation, or prior radiation/ablation to the target lesion are unlikely to gain benefit from this combined approach.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This multicenter observational project will collect real-world outcomes in adults with symptomatic, high-risk bone metastases who receive both percutaneous ablation and palliative radiation as part of routine care. Sites will record pain scores, patient-reported outcomes, skeletal-related events, and healthcare utilization before and after treatment. Eligible patients have a single painful bone lesion amenable to image-guided ablation and radiation, are age ≥21, and have ECOG 0–2 with no prior local therapy to the index lesion. Treatments are delivered per treating specialists without randomization, and outcomes are analyzed to describe effectiveness and safety in real practice.

Why it matters

Potential benefit: If successful, the findings could support wider use of combined ablation and radiation to improve pain control and reduce skeletal complications for patients with high-risk bone metastases.

How similar studies have gone: Small series and retrospective reports have shown that ablation and palliative radiation each reduce pain and some combined-therapy reports suggest added benefit, but prospective multi-center real-world data are limited.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 1\. Skeletal metastasis with localized pain not controlled medically \[recall within last 24 hours of worst pain ≥ 5 using the BPI\]
* 2\. Pain must be from one painful metastatic lesion involving the bone (additional less painful metastatic sites may be present). Extra-osseous extension of disease is allowed (must have some contact with the bone and be causing bone/tumor interface pain)
* 3\. Lesions that are at high-risk of skeletal related events defined as follows:
* a. Minimum Spinal Instability Neoplastic Score (SINS) score ≥ 7 for lesions involving the spine
* b. Pelvic and appendicular lytic lesions with or without cortical breakthrough causing functional/mechanical pain
* 4\. Target lesion amenable to percutaneous ablation with image guidance AND RT by specialists' review
* 5\. No prior targeted radiation therapy or ablation to the index lesion
* 6\. ECOG performance status 0-2
* 7\. Age ≥ 21 years
* 8\. Have signed the current approved informed consent form
* 9\. Willing and able to answer follow-up Patient Reported Outcomes (PRO) surveys (e.g., PROMIS®, BPI, COST-FACIT, and OMED) for up to 12 months
* 10\. Life expectancy \> 3 months

Exclusion Criteria:

* 1\. Any medical or personal condition that, in the opinion of the site investigator, may potentially compromise the safety or compliance of the patient, or may preclude the patient's successful completion of the clinical trial.
* 2\. Target tumor involves a weight-bearing long bone of the lower extremity with the tumor causing \> 50% loss of cortical bone \[MIREL Score ≥ 7\]
* 3\. Skeletal lesions with unstable pathologic fractures requiring immediate surgical stabilization
* 4\. Concurrent participation in other studies that could affect the primary endpoint
* 5\. Target tumor causing clinical or imaging evidence of spinal cord compression

Where it's running

  • University of California San Diego Moores Cancer Center
    San Diego, California, United States
    Recruiting
  • Baptist Health Medical Group
    Miami, Florida, United States
    Recruiting
  • Emory University Hospital
    Atlanta, Georgia, United States
    Recruiting
  • Northside Hospital
    Atlanta, Georgia, United States
    Recruiting
  • Johns Hopkins Hospital
    Baltimore, Maryland, United States
    Recruiting
  • Mayo Clinic
    Rochester, Minnesota, United States
    Recruiting
Show 2 more locations
  • Washington University
    St Louis, Missouri, United States
    Recruiting
  • Medical College of Wisconsin
    Milwaukee, Wisconsin, United States
    Recruiting

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.