Jejunal Neuroendocrine Tumor by AJCC v9 Stage

**Semantic type:** Neoplastic Process

**Definition:** A term that refers to the staging of jejunal neuroendocrine tumors, based on the American Joint Committee on Cancer (AJCC) v9 staging guidelines. This staging system applies only to well-differentiated tumors of the jejunum (NET G1, G2, and G3). It does not apply to carcinoma of the jejunum, including neuroendocrine carcinoma and mixed adenocarcinoma-neuroendocrine carcinoma. (from AJCC 9th Ed.)

**Synonyms:** - Jejunum Neuroendocrine Tumor by AJCC v9 Stage