label: Duodenum and Ampulla of Vater Neuroendocrine Tumor pNX TNM Finding v8
label_lc: duodenum and ampulla of vater neuroendocrine tumor pnx tnm finding v8
description: "Duodenum and ampulla of Vater neuroendocrine tumor in which the regional lymph nodes cannot be assessed.  (from AJCC 8th Ed.)"