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About
This pilot clinical trial studies intensity-modulated radiation therapy (IMRT) in treating younger patients with lung metastases. Specialized radiation therapy that delivers a high dose of radiation directly to the tumor may kill more tumor cells and cause less damage to normal tissue.
Full description
OBJECTIVES:
I. To demonstrate the feasibility of delivering cardiac-sparing IMRT in a multi-institutional setting with central quality control for children and young adults with metastatic tumors in the lungs.
II. To prospectively determine the dosimetric advantages of whole lung IMRT treatment over standard whole lung irradiation by comparing treatment plans and different organ dose-volume histograms such as lungs, heart, thyroid gland, liver etc. in all patients enrolled in this study.
III. To determine the short-term efficacy (lung-metastases free survival) and acute tolerance of whole lung IMRT at a minimum period of six months after IMRT.
OUTLINE:
Patients undergo cardiac-sparing whole lung IMRT.
After completion of study treatment, patients are followed up for 1-5 years.
Enrollment
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Inclusion criteria
Patients may have a Wilms tumor, Ewing Sarcoma, Rhabdomyosarcoma or any other metastatic pediatric malignancy; patients may have a single or multiple pulmonary metastases at the time of diagnosis or at the time of recurrence; a pulmonary metastasis may be defined as one pulmonary nodule >= 1 cm or more than one pulmonary nodules >= 0.5 cm; a biopsy of the nodules may be considered in case of doubt
The Karnofsky performance status must be >= 50 for patients > 16 years of age and the Lansky performance status must be >= 50 for patients =< 16 years of age
Patients must not have received prior radiation therapy to any part of the thorax
Adequate cardiac function defined as:
Shortening fraction of >= 27% by echocardiogram, or
Ejection fraction of >= 50% by radionuclide angiogram
Exclusion criteria
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20 participants in 1 patient group
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Data sourced from clinicaltrials.gov
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