paediatrics Brussels 17

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COG RT Guidelines for FH Wilms Tumor

Disease Extent

RT Volume

Dose

Hilar lymph nodes/

Gross or microscopic

residual confined to flank/

Local spill

Tumor bed, crossing

midline to include entire

vertebral bodies

1080 cGy/ 6 fx

Para-aortic lymph nodes Include bilateral para-

aortic chains

1080 cGy/ 6 fx

Peritoneal seeding,

Preoperative peritoneal

rupture, Diffuse operative

spill

Whole abdomen

1050 cGy/ 7 fx