label: Astler-Coller B3 Rectal Carcinoma
label_lc: astler-coller b3 rectal carcinoma
description: "Stage III includes: IIIA (T1-T2, N0, M0); IIIB (T3-T4, N1, M0); IIIC (Any T, N2, M0).  N1: Metastasis in 1 to 3 regional lymph nodes.  N2: Metastasis in 4 or more regional lymph nodes. (AJCC 6th ed.)"