Stage I T1N0M0
Stage II T2N0M0 T3N0M0
Stage IIIa T1N1M0 N1perirectal lymph nodes
T2N1M0
T3N1M0
T4N0M0
StageIIIB
T4N1M0
Any T N2M0 N2unilateral internal iliac and/or inguinal lymph nodes
Any T N3M0 N3 involvement of perirectal and inguinal lymph nodes and or bilateral internal iliac or inguinal lymph nodes
StageIV
Any TAny NM1