Radiation boost may keep melanoma at bay for immunotherapy patients
NCT ID NCT04594187
First seen Jun 27, 2026 · Last updated Aug 11, 2026 · Updated 2 times
Summary
This study looks at whether giving radiation to the lymph nodes after surgery can lower the chance of melanoma returning in people who are already receiving immunotherapy. About 168 adults with high-risk melanoma that has spread to a sentinel lymph node will take part. The goal is to see if adding radiation reduces the risk of cancer coming back in the same area.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 168 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2020
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
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 years and older
- 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Must be planned for post-operative immunotherapy * No evidence of distant metastasis as determined by clinical examination and any form of imaging * No evidence of clinically involved lymph nodes prior to SLNB * Pathologically confirmed sentinel lymph node positive melanoma with high risk features (extracapsular extension \[ECE\] or 0.5 mm+ nodal tumor implant or 2+ involved nodes or lymphovascular invasion of the primary tumor) * Has provided written informed consent for participation in this trial * Eastern Cooperative Oncology Group (ECOG) performance status of 3 or less * Life expectancy greater than 6 months * Patients capable of childbearing are using adequate contraception * Available for follow-up Exclusion Criteria: * Complete lymph node dissection (CLND) of the nodal basin containing the positive SLN * Distant metastasis * Previous radiation therapy (RT) to the nodal area planned for RT such that the prior RT field would be included in the current treatment field. In other words, treatment on this trial would require re-irradiation of tissues * Women who are pregnant * Adults unable to consent, individuals who are not yet adults, pregnant women and prisoners will be excluded from this study
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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
3 sites. 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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Baptist - MD Anderson Cancer Center
RECRUITINGJacksonville, Florida, 32207, United States
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Cooper Hospital UNIV MED CTR.
RECRUITINGCamden, New Jersey, 08103, United States
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M D Anderson Cancer Center
RECRUITINGHouston, Texas, 77030, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- New antibody GNR-051 tested for safety in Hard-to-Treat cancers
- Blood test could spot Melanoma's BRAF mutation
- Can a CXCR1/2 blocker boost radiation against cancer that spreads to the brain lining?
- Can a new antibody help the immune system fight Hard-to-Treat tumors?
- Can tumor DNA and immune cells reveal why some cancers resist immunotherapy?
- Can a Two-Drug immune combo shrink melanoma tumors?