Stage I Gastric Cancer AJCC v6

**Semantic type:** Neoplastic Process

**Definition:** Stage I includes: IA: (T1, N0, M0) and IB: (T1, N1, M0); (Ta/b, N0, M0). T1: Tumor invades lamina propria or submucosa. T2: Tumor invades the muscularis propria or the subserosa. T2a: Tumor invades muscularis propria. T2b: Tumor invades subserosa. N0: No regional lymph node metastasis. N1: Metastasis in 1 to 6 regional lymph nodes. N2: Metastasis in 7 to 15 regional lymph nodes. M0: No distant metastasis. (AJCC 6th ed.)

**Synonyms:** - Carcinoma of Stomach Stage I AJCC v6 - Carcinoma of the Stomach Stage I AJCC v6 - Gastric Carcinoma Stage I AJCC v6 - Gastric Carcinoma, Stage I AJCC v6 - Stage I Carcinoma of Stomach AJCC v6 - Stage I Carcinoma of the Stomach AJCC v6 - Stage I Gastric (Stomach) Cancer - Stage I Gastric Carcinoma AJCC v6 - Stage I Stomach Carcinoma AJCC v6 - Stomach Cancer Stage I AJCC v6 - Stomach Carcinoma Stage I AJCC v6 - stage I stomach cancer