label: Stage 0 Esophageal Cancer AJCC v6
label_lc: stage 0 esophageal cancer ajcc v6
description: Stage 0 includes: Tis, N0, M0.  Tis: Carcinoma in situ.  N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 6th ed.)