label: Stage IB Vulvar Cancer AJCC v7
label_lc: stage ib vulvar cancer ajcc v7
description: "Stage IB includes: T1b, N0, M0.  T1b: Vulvar cancer with tumor size greater than 2 cm, or any size with stromal invasion more than 1.0 mm, confined to the vulva or perineum.  N0: No regional lymph node metastasis.  M0: No distant metastasis. (AJCC 7th ed.)"