stage I kidney cancerListen to pronunciation(... KID-nee KAN-ser)The tumor is 7 centimeters or smaller and is found in the kidney only. Also called stage I renal cell cancer.More InformationRenal Cell Cancer TreatmentEnlarge this image in new windowStage I kidney cancer. The tumor is 7 centimeters or smaller and is found in the kidney only.Search NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#