[Stage IV includes: IVA: (T4, Any N, M0) and IVB: (Any T, Any N, M1). T4: Tumor invades mucosa of the bladder or rectum and/or extends beyond the true pelvis (bullous edema is not sufficient evidence to classify tumor as T4.) M1: Distant metastasis. (AJCC 6th ed.) - 2003 ( NCI )]
UMLS (NCI) C1336446Stage IV Vaginal Carcinoma