Prior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy, including brachytherapy, to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fields except patients who have progressed following stereotactic radiosurgery for 1-3 brain metastases, with at least one new lesionXx_NEWLINE_xXPrior radiotherapy to the region of the liver that would result in excessive doses to normal tissues due to overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the liver that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the head or neck (except for T1 glottic cancer), resulting in overlap of radiation fieldsXx_NEWLINE_xXPrior radiotherapy to the head or neck (except for T1 glottic cancer), resulting in overlap of radiation fieldsXx_NEWLINE_xXPrior receipt of radiotherapy that would result in overlap of the new and old radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fieldsXx_NEWLINE_xXPrior radiotherapy, including brachytherapy, to the region of the study cancer that would result in overlap of radiation therapy treatment volumesXx_NEWLINE_xXPrior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fields (to include Y90)Xx_NEWLINE_xX