NCIt related terms : IIA; Stage IIA Gastric (Stomach) Cancer;
NCIt definition : Stage IIA includes: (T1, N2, M0); (T2, N1, M0); (T3, N0, M0). T1: Tumor invades the
lamina propria, muscularis mucosae, or submucosa. T2: Tumor invades the muscularis
propria. T3: Tumor penetrates the subserosal connective tissue without invasion of
the visceral peritoneum or adjacent structures. N0: No regional lymph node metastasis.
N1: Tumor with metastasis in one or two regional lymph nodes. N2: Tumor with metastasis
in three to six regional lymph nodes. M0: No distant metastasis. (AJCC 8th ed.);