NCIt synonyms : Stage IV Vulvar Carcinoma AJCC v9;
NCIt definition : Stage IV includes: IVA: (T4, Any N, M0); (Any T, N2, M0); IVB: Any T, Any N, M1. T4:
Tumor fixed to pelvic bone. N2: Tumor involvement of fixed or ulcerated regional lymph
nodes. M0: No distant metastasis. M1: Distant metastasis. (from AJCC 9th Ed.);