Prophylactic Radiotherapy of MInimally Symptomatic Spinal Disease

NCT ID: NCT05534321

Last Updated: 2025-02-06

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE1/PHASE2

Total Enrollment

74 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-08-29

Study Completion Date

2027-09-30

Brief Summary

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Early palliative care has been shown to improve the quality of life and even survival for patients with metastatic cancer. More and more supportive oncology teams in cancer centers now advocate for early integration of radiation therapy (RT) in a patient's palliative management course. While multiple randomized studies have evaluated the efficacy of different RT regimens in the treatment of symptomatic bone lesions, few studies have examined the impact of early, upfront RT for asymptomatic or minimally symptomatic (non- opioid dependent) spine metastases and its efficacy in preventing skeletal-related events (SREs). Since the pathophysiology of spinal metastatic disease is distinct from other bony metastatic disease, the proposed trial seeks to understand whether it is beneficial to patients with minimally symptomatic disease to undergo upfront RT to reduce the risks of SREs and their sequelae, including hospitalizations.

Detailed Description

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Conditions

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Spine Metastases

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

SUPPORTIVE_CARE

Blinding Strategy

NONE

Study Groups

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Standard of Care Systemic Therapy or Surveillance

Patients randomized to arm 1 will undergo appropriate systemic therapy as determined by their oncology team. These patients will either continue the current therapy or be transitioned to a new standard of care therapy at the discretion of the treating oncologist. If randomized to arm 1, these patients may also undergo palliative radiation therapy for progressive or painful lesions (a skeletal related event as defined in the study) at the time of symptom development\*(not upfront palliative radiation therapy)

Group Type ACTIVE_COMPARATOR

Standard of care systemic therapy

Intervention Type DRUG

Standard of care systemic therapy, including chemotherapeutics, targeted therapies, immunomodulatory agents, and hormonal therapies will be delivered at the discretion of the treating medical oncologist. Patients may receive systemic therapy concurrently and there are no restrictions on initiation of systemic agents after radiotherapy including immunotherapy and hormonal therapy, the timing of which will be determined by a consensus between the treating medical and radiation oncologists.

Prophylactic Radiation Therapy

Patients randomized to Arm 2 of the study will undergo upfront prophylactic radiotherapy to ≤ 5 highest risk bone metastases followed by standard of care, as defined by:

1. Bulkiest sites of disease ≥ 2cm (can include paraspinal disease extension)
2. Disease in junctional spine (Occ-C2, C7-T1, T12-L1, L5-S1)
3. Disease with posterior element involvement (facet(s), interspinous)
4. Compression Deformity \> 50%

Group Type EXPERIMENTAL

Prophylactic Radiotherapy

Intervention Type RADIATION

Radiation therapy will be delivered according to department standards. For this protocol, total dose and dose fractionation may be delivered at the discretion of the treating radiation oncologist according to department standards. All techniques including conventional, three-dimensional conformal radiation therapy (3D-CRT), intensity-modulated radiation therapy (IMRT), and stereotactic radiosurgery/stereotactic body radiation therapy (SRS/SBRT) techniques may be used. Image guidance at the time of treatment delivery to verify patient positioning may be chosen at the discretion of the treating radiation oncologist according to department standards.

Interventions

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Prophylactic Radiotherapy

Radiation therapy will be delivered according to department standards. For this protocol, total dose and dose fractionation may be delivered at the discretion of the treating radiation oncologist according to department standards. All techniques including conventional, three-dimensional conformal radiation therapy (3D-CRT), intensity-modulated radiation therapy (IMRT), and stereotactic radiosurgery/stereotactic body radiation therapy (SRS/SBRT) techniques may be used. Image guidance at the time of treatment delivery to verify patient positioning may be chosen at the discretion of the treating radiation oncologist according to department standards.

Intervention Type RADIATION

Standard of care systemic therapy

Standard of care systemic therapy, including chemotherapeutics, targeted therapies, immunomodulatory agents, and hormonal therapies will be delivered at the discretion of the treating medical oncologist. Patients may receive systemic therapy concurrently and there are no restrictions on initiation of systemic agents after radiotherapy including immunotherapy and hormonal therapy, the timing of which will be determined by a consensus between the treating medical and radiation oncologists.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Histologically-confirmed solid tumor malignancy with greater than 5 sites of metastatic disease detected on cross-sectional imaging.
2. Has high-risk bone metastases that are asymptomatic or minimally symptomatic (not requiring opioids). High risk metastases are defined as:

1. Bulkiest sites of spinal osseous disease ≥ 2cm,
2. Disease at junctional levels, including the thoracic apex (Occiput to C2, C7-T1, T12-L2, and L5- S1)
3. Disease with posterior element involvement, including interspinous, unilateral, or bilateral facet joints.
4. Vertebral body compression deformity \> 50%.
3. Eastern Cooperative Oncology Group (ECOG) performance status 0 - 2.
4. Age ≥ 18 years.
5. Able to provide informed consent.
6. Patients at reproductive potential must agree to practice an effective contraceptive method. Women of childbearing potential must not be pregnant or lactating.

Exclusion Criteria

1. Previous RT to the intended treatment site that precludes developing a treatment plan that respects normal tissue tolerances.
2. Serious medical co-morbidities precluding RT.
3. Pregnant or lactating women.
4. Target lesion(s) is/are complicated bone metastases that include clinical or radiological evidence of spinal cord compression or impending pathological fracture.
5. Leptomeningeal disease.
6. Patients whose entry to the trial will cause unacceptable clinical delays in their planned management.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Baptist Health South Florida

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Rupesh R Kotecha, MD

Role: PRINCIPAL_INVESTIGATOR

Miami Cancer Institute

Locations

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Miami Cancer Institute at Baptist Health South Florida

Miami, Florida, United States

Site Status RECRUITING

Countries

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United States

Central Contacts

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Rupesh R Kotecha, MD

Role: CONTACT

17865962000

Antoinette Pimental

Role: CONTACT

17865962000

Facility Contacts

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Rupesh Kotecha, MD

Role: primary

786-596-2000

Antoinette Pimental

Role: backup

(786) 596-2000

References

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Other Identifiers

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2021-KOT-002

Identifier Type: -

Identifier Source: org_study_id

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