Stage II Pancreatic Neuroendocrine Tumor AJCC v9

**Semantic type:** Neoplastic Process

**Definition:** Stage II includes: T2, T3, N0, M0. T2: Tumor limited to the pancreas and measuring more than 2 cm but equal to or less than 4 cm in greatest dimension. T3: Tumor limited to the pancreas and measuring more than 4 cm in greatest dimension; or tumor invading the duodenum, ampulla of Vater, or common bile duct. N0: No tumor involvement of regional lymph node(s). M0: No distant metastasis. (AJCC 9th ed.)