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