label: Duodenum and Ampulla of Vater Neuroendocrine Tumor pM1a TNM Finding v8
label_lc: duodenum and ampulla of vater neuroendocrine tumor pm1a tnm finding v8
description: "Duodenum and ampulla of Vater neuroendocrine tumor with metastasis confined to liver. (from AJCC 8th Ed.)"