Stage II includes: (T2, M0, Risk factors: unknown); IIA (T2, M0, Risk factors: low risk); IIB (T2, M0, Risk factors: high risk). T2: Tumor extends to other genital structures (ovary, tube, vagina, broad ligaments) by metastasis or direct extension. M0: No distant metastasis. (AJCC 7th ed.) [from NCI]