NCIt related terms : stage 0 colorectal carcinoma in situ; Stage 0 Colorectal (Colon or Rectal) Cancer;
NCIt definition : Stage 0 includes: Tis, N0, M0. Tis: Carcinoma in situ: intraepithelial or invasion
of the lamina propria. N0: No regional lymph node metastasis. M0: No distant metastasis.
(AJCC 6th and 7th eds.);
Alternative definition : NCI-GLOSS: Abnormal cells are found in the mucosa (innermost layer) of the colon and/or
rectal wall. These abnormal cells may become cancer.;