label: Stage I Esophageal Cancer AJCC v6
label_lc: stage i esophageal cancer ajcc v6
description: "Stage I includes: T1, N0, M0.  TI: Tumor invades lamina propria or submucosa.  N0: No regional lymph node metastasis.  M0: No distant metastasis. (AJCC 6th ed.) -2003"