label: Stage IV Esophageal Cancer AJCC v6
label_lc: stage iv esophageal cancer ajcc v6
description: "Stage IV includes: Any T, Any N, M1. IVA: Any T, Any N, M1a. IVB: Any T, Any N, M1b.  M1: Distant Metastasis. (AJCC 6th ed.) -2003"