Stage I Gastric Neuroendocrine Tumor AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage I includes: T1, N0, M0. T1: Tumor invading the lamina propria or submucosa and is less than or equal to 1 cm in size. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 8th ed.)

**Synonyms:** - Stage I Gastric Neuroendocrine Tumor