pathologic distant metastases stage for colon according to AJCC 7th edition metadata complete cM1 (colon) A pathologic distant metastases stage for colon according to AJCC 7th edition indicating that there is clinical evidence of distant metastases by history, physical examination, imaging studies, or invasive procedures, but without microscopic evidence of the presumed distant metastases. Chris Stoeckert, Helena Ellis NCI BBRB cM1 (colon) https://en.wikipedia.org/wiki/Cancer_staging#Pathological_M_Categorization_.28cM_and_pM.29