Stage II Ampulla of Vater Cancer AJCC v7

**Semantic type:** Neoplastic Process

**Definition:** Stage II includes: IIA (T3, N0, M0); IIB (T1, N1, M0); (T2, N1, M0); (T3, N1, M0). T3: Tumor invades the pancreas. T1: Tumor limited to ampulla of Vater or sphincter of Oddi. T2: Tumor invades the duodenal wall. N0: No regional lymph node metastasis. N1: Regional lymph node metastasis. M0: No distant metastasis. (from AJCC 7th Ed.)

**Synonyms:** - Ampulla of Vater Cancer Stage II - Stage II Ampulla of Vater Cancer - Stage II Ampulla of Vater Cancer - Stage II Ampulla of Vater Carcinoma - Stage II Ampullary Carcinoma