Preferred Label : Stage I Prostate Cancer AJCC v6;
NCIt synonyms : Stage I Prostatic Carcinoma AJCC v6; Prostate Carcinoma Stage I AJCC v6; Cancer of Prostate Stage I AJCC v6; Stage I Cancer of the Prostate AJCC v6; Stage I Cancer of Prostate AJCC v6; Stage I Prostate Carcinoma AJCC v6; Cancer of the Prostate Stage I AJCC v6; Stage I Prostatic Cancer AJCC v6; Prostate Cancer Stage I AJCC v6;
NCIt related terms : stage I prostate cancer;
NCIt definition : Stage I includes: T1, N0, M0, G1. T1: Tumor invades subepithelial connective tissue.
N0: No regional metastasis. M0: No distant metastasis. G1: Well differentiated (slight
anaplasia) (Gleason 2-4). (AJCC 6th ed.);
Alternative definition : NCI-GLOSS: Cancer is found in the prostate only. The cancer (1) is found by needle
biopsy or in a small amount of tissue during surgery for other reasons; the prostate-specific
antigen (PSA) level is lower than 10 and the Gleason score is 6 or lower; or (2) is
found in one-half or less of one lobe of the prostate; the PSA level is lower than
10 and the Gleason score is 6 or lower; or (3) cannot be felt during a digital rectal
exam and is not visible by imaging; cancer is found in one-half or less of one lobe
of the prostate and the PSA level and Gleason score are not known.;