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A confirmatory trial on concomitant radiotherapy and transcatheter arterial embolization to reduce skeletal-related events (SRE) related to bone metastasis from renal cell carcinoma.

A confirmatory trial on concomitant radiotherapy and transcatheter arterial embolization to reduce skeletal-related events (SRE) related to bone metastasis from renal cell carcinoma.

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT1071210107
Enrollment
52
Registered
2022-01-11
Start date
2022-02-18
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Bone metastasis from renal cell carcinoma renal cell carcinoma, skeletal-related events

Interventions

radiotheraphy followed by arterial embolization

Sponsors

Joichi Heianna
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Clinically diagnosed bone metastasis of renal cell carcinoma (with or without biopsy tissue diagnosis). 2. Bone metastases are located in the thoracic spine, lumbar spine, pelvis, or ribs. The number of bone metastases is not required. 3. No spinal cord compression syndrome due to bone metastasis in the vertebral body evident on CT or MRI within one week prior to enrollment (asymptomatic is acceptable). 4. No history of previous radiotherapy in the treated area. 5. Patients must be expected to survive for at least 3 months after radiotherapy followed by TAE (if the prognosis is not promising, there will be no difference in the treatment effect compared to radiotherapy alone). 6. The eGFR of at least 30 ml/min and platelets of at least 50,000/dl within 14 days of enrollment. 7. Age at the time of obtaining consent must be 20 years or older. 8. Written consent has been obtained.

Exclusion criteria

Exclusion criteria: 1. Allergy to contrast media. 2. May be pregnant. 3. Has started or will start new chemotherapy or hormonal therapy within 2 weeks of obtaining consent. 4. Performance status 4. 5. The principal investigator or sub-investigator judges that the subject is unsuitable for enrollment in this study.

Design outcomes

Primary

MeasureTime frame
Skeletal-related events free rate

Secondary

MeasureTime frame
Safety of treatment

Contacts

Public ContactHeianna Joichi

Graduate School of Medical Science, University of the ryukyus

anna1150@med.u-ryukyu.ac.jp+81-98-895-1162

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026