Integrative Molecular Analysis of Individual Radiosensitivity in Pediatric Oncology

Inclusion Criteria6

• Minor patient treated for a brain tumor, Ewing tumor, malignant mesenchymal tumor, neuroblastoma, nephroblastoma, Hodgkin's lymphoma treated with radiotherapy (+/- chemotherapy) for curative purposes.
• Children or adolescents > 3 years old and < 18 years old
• Patient with an indication for radiotherapy as part of the primary tumor local control strategy
• Theoretical indication for radiotherapy in standard fractionation (1.8 Gy to 2.2 Gy / fraction: 5 fr/week) whatever the technique and the particle used
• Patient affiliated with a social security scheme
• Patient and/or parents or holders of parental authority having dated and signed an informed consent