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A Trial of Integrating SBRT With Targeted Therapy in Stage IV Oncogene-driven NSCLC

A Phase II Trial of Integrating Stereotactic Body Radiation Therapy With Selective Targeted Therapy in Stage IV Oncogene-driven Non-Small Cell Lung Cancer

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02314364
Enrollment
27
Registered
2014-12-11
Start date
2014-12-31
Completion date
2023-10-25
Last updated
2025-12-16

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

Conditions

Non-small Cell Lung Cancer Metastatic, Targetable Oncogenes (EGFR, ALK, ROS1)

Keywords

Non-small cell lung cancer, Metastatic, EGFR, ALK, ROS1, Stereotactic Body Radiation Therapy

Brief summary

This research study is studying a type of radiation therapy called Stereotactic Body Radiation Therapy (SBRT) as a possible treatment for stage IV non-small cell lung cancer (NSCLC) that has a mutated epidermal growth factor receptor (EGFR) or or displaced anaplastic lymphoma receptor tyrosine kinase (ALK) or ROS proto-oncogene 1 (ROS1) gene (= oncogene-driven NSCLC) and for which the subject has been receiving treatment with a targeted biological agent such as erlotinib, crizotinib, or other drugs.

Detailed description

This research study is a Phase II clinical trial. Phase II clinical trials test the safety and effectiveness of an investigational intervention to learn whether the intervention works in treating a specific disease. The investigational intervention in this study is SBRT with proton or photon radiation (explained below). Investigational means that the intervention is being studied. SBRT and proton radiation therapy are FDA approved radiation delivery systems. However, using it as a treatment for stage IV NSCLC is still investigational. SBRT is a specialized, technologically advanced type of external beam radiation therapy that pinpoints high doses of radiation directly on the cancer. Because of high precision, these treatments spare healthy tissue and are associated with fewer side effects. SBRT is very different from conventional therapy where radiation is delivered in small doses given daily over the course of several weeks. For SBRT, the total dose of radiation is typically administered in 4-5 daily sessions. SBRT can be delivered with standard, so called photon radiation, or proton beam. Neither of these two types of radiation is generally superior over the other. There are technical differences between these two, and depending on tumor location, size, shape, and other factors, the investigators will decide which type of radiation to use for which treatment. After the screening procedures confirm you are eligible to participate in the research study: \- Each participant will receive stereotactic treatment course (SBRT with protons or photons) to the area of their tumor.

Interventions

RADIATIONSBRT with protons or photons

Sponsors

National Cancer Institute (NCI)
CollaboratorNIH
Massachusetts General Hospital
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologically or cytologically confirmed non-small cell lung cancer (NSCLC) with any actionable mutation or translocation in EGFR, ALK, or ROS1 * Stage IV disease (AJCC Staging system 7th edition) * Within 6 months of initiating their first TKI treatment regimen * Stable or responding systemic disease to TKI (no evidence of progression) on the most recent staging studies. The complete extent of the current residual systemic disease must be deemed amenable to SBRT as per review of imaging studies by a radiation oncologist, based on the following criteria: * Lung: 1-3 lesions (including the primary) of maximum size 5 cm in longest diameter. A minimum size 1 cm in the longest diameter is recommended. (Patients with a malignant pleural effusion prior to the start of TKI therapy will be considered eligible for SBRT if there is complete radiographic resolution of the effusion while on systemic therapy); * Spine: Bone lesions must be limited to the spine. A maximum of 2 spinal metastases will be considered for SBRT, with each site spanning 1-3 vertebral bodies. A minimum size of 1 cm in longest diameter is recommended. SBRT may target sclerotic lesions that persist following TKI therapy; * GI: 1-4 liver metastases of maximum size 5 cm in longest diameter and/or 1-2 adrenal metastases of maximum 4 cm size in longest diameter. A minimum size of 1 cm in longest diameter is recommended. In addition: * CNS: 1-4 brain metastases of maximum size 3cm in longest diameter. However, these should be treated with standard-of-care SRS and will not be defined as target lesions for purposes of this protocol. * A maximum number of 5 target lesions outside the brain, excluding the lung primary, is recommended to ensure that enrollment is limited to patients with low-burden disease and that treatments can be delivered within the specified time frame. * History of prior radiation therapy to brain or skeleton is allowed, but should have occurred \> 2 months from enrollment. * Age at least 18 years. * Life expectancy of greater than 6 months. * ECOG performance status ≤ 2. * Women of child-bearing potential and men must agree to use adequate contraception (hormonal or barrier method of birth control; abstinence) prior to study entry and for the duration of study participation. Should a woman become pregnant or suspect she is pregnant while participating in this study, she should inform her treating physician immediately. A negative serum or urine pregnancy test within 2 weeks of registration for women of childbearing potential is required. * Ability to understand and the willingness to sign a written informed consent document.

Exclusion criteria

* Residual hilar or mediastinal lymph node disease (size \> 1cm in short-axis diameter on CT). Non-malignant etiologies for enlarged lymph nodes may be evaluated per standard clinical practice. * Participants who have received prior radiation therapy to anatomical sites other than brain or skeleton. * Uncontrolled intercurrent illness including, but not limited to ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, or psychiatric illness/social situations that would limit compliance with study requirements. * Patients who are pacemaker or defibrillator-dependent as these devices may not be operated concurrently with delivery of proton beam radiation. * Pregnant or lactating women, as treatment involves unforeseeable risks to the embryo or fetus.

Design outcomes

Primary

MeasureTime frameDescription
1-year Frequency of Distant Failures (DF) After Stereotactic Body Radiation Therapy (SBRT)1 yearDistant failures (DF) are defined as metastases outside areas that originally contained disease. The 1-year frequency of DF is defined as the percentage of patients that experienced a DF, respectively, over the course of one year.

Secondary

MeasureTime frameDescription
Percentage of Participants With Grade 3 or Higher Toxicities Related to Stereotactic Body Radiation Therapy (SBRT)Up to 8.4 yearsAdverse events were graded according to Common Terminology Criteria for Adverse Events (CTCAE v4.0). Treatment-related toxicities are defined as adverse events assessed as related to SBRT.
Median Progression Free SurvivalUp to 7.65 yearsProgression free survival is defined as the duration of time from the start of standard of care TKI (tyrosine kinase inhibitor) therapy until objective progressive disease or death. Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions.
Median Overall SurvivalUp to 8.4 yearsOverall survival is defined as the duration of time from the start of documented tyrosine kinase inhibitor (TKI) therapy to the time of death.
2-year Overall Survival2 yearsOverall survival is defined as the duration of time from the start of documented tyrosine kinase inhibitor (TKI) therapy to the time of death. The 2-year overall survival is defined as the percentage of participants who were alive 2 years after the start of documented tyrosine kinase inhibitor (TKI) therapy.
2-year Local Failure (LF) of Lesions Treated With Stereotactic Body Radiation Therapy (SBRT)2 yearsLocal failure is defined as progressive disease in target lesions treated with SBRT. The 2-year LF rate is the percentage of participants who experienced local failure within 2 years of completing SBRT.

Countries

United States

Participant flow

Participants by arm

ArmCount
Stereotactic Body Radiation Therapy (SBRT) With Protons or Photons
* SBRT dosage determined by treating physician * Patients will continue to receive standard of care (SOC) tyrosine kinase inhibitors (TKI) in the intervals between SBRT courses, as well as after the completion of SBRT * If there is more than one active site of cancer, additional site(s) will be treated with stereotactic treatment courses. The total duration of SBRT courses (from the first day of any SBRT course to the last day of any SBRT course) will not exceed 4 months.
27
Total27

Baseline characteristics

CharacteristicStereotactic Body Radiation Therapy (SBRT) With Protons or Photons
Age, Continuous59 years
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
7 Participants
Race (NIH/OMB)
Black or African American
0 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
White
20 Participants
Sex: Female, Male
Female
17 Participants
Sex: Female, Male
Male
10 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
12 / 27
other
Total, other adverse events
27 / 27
serious
Total, serious adverse events
0 / 27

Outcome results

Primary

1-year Frequency of Distant Failures (DF) After Stereotactic Body Radiation Therapy (SBRT)

Distant failures (DF) are defined as metastases outside areas that originally contained disease. The 1-year frequency of DF is defined as the percentage of patients that experienced a DF, respectively, over the course of one year.

Time frame: 1 year

ArmMeasureValue (NUMBER)
Stereotactic body radiation therapy (SBRT) with protons or photons1-year Frequency of Distant Failures (DF) After Stereotactic Body Radiation Therapy (SBRT)19 percentage of participants
Secondary

2-year Local Failure (LF) of Lesions Treated With Stereotactic Body Radiation Therapy (SBRT)

Local failure is defined as progressive disease in target lesions treated with SBRT. The 2-year LF rate is the percentage of participants who experienced local failure within 2 years of completing SBRT.

Time frame: 2 years

ArmMeasureValue (NUMBER)
Stereotactic body radiation therapy (SBRT) with protons or photons2-year Local Failure (LF) of Lesions Treated With Stereotactic Body Radiation Therapy (SBRT)11 percentage of participants
Secondary

2-year Overall Survival

Overall survival is defined as the duration of time from the start of documented tyrosine kinase inhibitor (TKI) therapy to the time of death. The 2-year overall survival is defined as the percentage of participants who were alive 2 years after the start of documented tyrosine kinase inhibitor (TKI) therapy.

Time frame: 2 years

ArmMeasureValue (NUMBER)
Stereotactic body radiation therapy (SBRT) with protons or photons2-year Overall Survival88 percentage of participants
Secondary

Median Overall Survival

Overall survival is defined as the duration of time from the start of documented tyrosine kinase inhibitor (TKI) therapy to the time of death.

Time frame: Up to 8.4 years

ArmMeasureValue (MEDIAN)
Stereotactic body radiation therapy (SBRT) with protons or photonsMedian Overall Survival59.6 months
Secondary

Median Progression Free Survival

Progression free survival is defined as the duration of time from the start of standard of care TKI (tyrosine kinase inhibitor) therapy until objective progressive disease or death. Progression is defined using Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.0), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions.

Time frame: Up to 7.65 years

ArmMeasureValue (MEDIAN)
Stereotactic body radiation therapy (SBRT) with protons or photonsMedian Progression Free Survival23.4 months
Secondary

Percentage of Participants With Grade 3 or Higher Toxicities Related to Stereotactic Body Radiation Therapy (SBRT)

Adverse events were graded according to Common Terminology Criteria for Adverse Events (CTCAE v4.0). Treatment-related toxicities are defined as adverse events assessed as related to SBRT.

Time frame: Up to 8.4 years

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Stereotactic body radiation therapy (SBRT) with protons or photonsPercentage of Participants With Grade 3 or Higher Toxicities Related to Stereotactic Body Radiation Therapy (SBRT)0 Participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026