Pathologic Stage III Esophageal Adenocarcinoma AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage III includes: IIIA: (T1, N2, M0, Any G); (T2, N1, M0, Any G); IIIB: (T2, N2, M0, Any G); (T3, N1-2, M0, Any G); (T4a, N0-1, M0, Any G). T1: Tumor invades the lamina propria, muscularis mucosae, or submucosa. T2: Tumor invades the muscularis propria. T3: Tumor invades adventitia. T4a: Tumor invades the pleura, pericardium, azygos vein, diaphragm, or peritoneum. 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.)

**Synonyms:** - III - Stage III Esophageal Adenocarcinoma