Stage IIIB includes: (T2, N0, M0, Mitotic rate: High); (T3, N0, M0, Mitotic rate: High); (T4, N0, M0, Mitotic rate: High). T2: Tumor more than 2 cm, but not more than 5 cm, in greatest dimension. T3: Tumor more than 5 cm, but not more than 10 cm, in greatest dimension. T4: Tumor more than 10 cm in greatest dimension. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 7th ed.) [from
NCI]