Duodenal and Ampulla of Vater Neuroendocrine Tumor Pathologic Primary Tumor TNM Finding v8

**Semantic type:** Finding

**Definition:** A pathologic finding about one or more characteristics of a duodenum and ampulla of Vater neuroendocrine tumor, following the rules of the TNM AJCC v8 classification system as they pertain to staging of the primary tumor.

**Synonyms:** - Duodenum and Ampulla of Vater Neuroendocrine Tumor Pathologic Primary Tumor TNM Finding v8