label: Stage 0 Digestive System Neuroendocrine Tumor AJCC v7
label_lc: stage 0 digestive system neuroendocrine tumor ajcc v7
description: "Stage 0 includes: Tis, N0, M0.  Tis (applies only to stomach): Carcinoma in situ/dysplasia (tumor size less than 0.5 mm), confined to mucosa. N0: No regional lymph node metastasis.  M0: No distant metastasis. (AJCC 7th ed.)"