label: Stage I Prostate Adenocarcinoma AJCC v7
label_lc: stage i prostate adenocarcinoma ajcc v7
description: Stage I includes: (T1a-c, N0, M0, PSA less than 10, Gleason equal or less than 6); (T2a, N0, M0, PSA less than 10, Gleason equal or less than 6); (T1-2a, N0, M0, PSA X, Gleason X).  T1a: Tumor incidental histologic finding in 5% or less of tissue resected.  T1b: Tumor incidental histologic finding in more than 5% of tissue resected.  T1c: Tumor identified by needle biopsy (e.g., because of elevated PSA).  T2a: Tumor involves one-half of one lobe or less. cN0: No regional lymph node metastasis.  pN0: No positive regional nodes.  M0: No distant metastasis.  Gleason Equal or Less than 6: Well differentiated (slight anaplasia).  Gleason X: Gleason score cannot be processed.  (AJCC 7th ed.)