Clinical trial Recruiting at 1 site Interventional Ages 18 and up

High-dose radiotherapy for renal cell carcinoma treatment

Official title: Partial Volume High-Dose Irradiation in Renal Cell Carcinoma for Intra-TUmoural Control ALongside Current Management - a Randomised Feasibility Study

Run by Royal Marsden NHS Foundation Trust · NCT06995664 · Data updated 2026-11-12

This study is testing whether a higher dose of radiation therapy can be a better option for people with kidney cancer compared to the standard treatment.

More Renal Cell Carcinoma trials

Quick facts

Study typeInterventional
Ages18 Years and up
SexAll
Enrollment24 (estimated)
SponsorRoyal Marsden NHS Foundation Trust
Academic / other
Drugs / interventionsmethotrexate
Locations1 site (London)
StatusRecruiting
StartedMarch 27, 2023
Main results expectedMay 2025
Study endsMay 2026
Registry record updatedMay 29, 2025
Trial IDNCT06995664 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include adults aged 18 and older with histologically confirmed renal cell carcinoma who are not suitable for surgical resection or other ablative therapies.

Probably not a fit

Patients with renal cell carcinoma who are candidates for surgical resection or have contraindications to radiotherapy may not benefit from this study.

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

What this trial studies

This study is a prospective, randomized feasibility assessment comparing standard palliative dose radiotherapy to a high-dose hypofractionated radiotherapy regimen in patients with localized or metastatic renal cell carcinoma. The primary aim is to evaluate the feasibility of recruiting patients for this comparison, with a target enrollment of 24 participants divided equally between the two treatment arms. Participants will undergo a series of radiotherapy sessions and will be monitored for acute and late toxicity, as well as quality of life through validated questionnaires.

Why it matters

Potential benefit: If successful, this study could provide a more effective radiotherapy option for patients with renal cell carcinoma, potentially improving their treatment outcomes.

How similar studies have gone: While this approach is novel in the context of renal cell carcinoma, similar studies in other cancers have shown promising results with high-dose hypofractionated radiotherapy.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Histologically confirmed renal cell carcinoma (RCC) (histological confirmation of metastasis not required) or clinically consistent with RCC as per multidisciplinary team (MDT) diagnosis.
* Not suitable for surgical resection, metastasectomy or ablative therapy due to tumour or patient factors
* All extracranial sites which clinically require radiotherapy (as per clinician discretion)
* Age ≥18 years
* Karnofsky Performance Status (KPS) ≥50
* Adequate baseline organ function applicable to site-of irradiation
* Haemaglobin ≥90g/dl
* Platelets ≥50
* Bilirubin \<3x ULN
* INR \<1.4 or correctable with vitamin K
* AST or ALT \<5x normal range
* Creatinine \<200umol/L (or established on dialysis). Note patients on dialysis are unable to have dynamic contrast enhanced MRI.
* The use of concurrent systemic therapy is acceptable
* Ability of the research subject to understand and the willingness to sign a written informed consent document
* Able to undergo all mandated staging and follow-up investigations
* Negative pregnancy test (for women of childbearing potential)

Exclusion Criteria:

* Expected prognosis \<6 months
* Uncontrolled intracranial metastases
* Previous radiotherapy, such that the delivery of further radiotherapy is not feasible
* Unable to have necessary radiotherapy planning, radiotherapy related investigations/fiducials (if required)
* Co-morbidities or any psychological, familial, sociological or geographical condition which may preclude ability to undergo/attend investigations, treatment or follow-up
* Other active primary cancer
* Pregnant or lactating
* Requiring ongoing treatment with a concomitant medication, which is contraindicated alongside radiotherapy (e.g. methotrexate)

Where it's running

  • The Royal Marsden NHSFT
    London, United Kingdom
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

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.