Jejunal and Ileal Neuroendocrine Tumor TNM Finding v9

**Semantic type:** Finding

**Definition:** A finding about one or more characteristics of jejunal and ileal neuroendocrine tumor, following the rules of the TNM AJCC v9 classification system. This classification system applies only to well-differentiated tumors of the jejunum/ileum (NET G1, G2, and G3). It does not apply to carcinoma of the jejunum and ileum, including neuroendocrine carcinoma and mixed adenocarcinoma-neuroendocrine carcinoma, and neuroendocrine tumors of the duodenum and ampulla of Vater. (from AJCC 9th Ed.)

**Synonyms:** - Jejunum and Ileum Neuroendocrine Tumor TNM Finding v9