Ampulla of Vater Large Cell Neuroendocrine Carcinoma - CISMeF
Ampulla of Vater Large Cell Neuroendocrine CarcinomaNCIt concept
Preferred Label : Ampulla of Vater Large Cell Neuroendocrine Carcinoma;
NCIt synonyms : Large Cell Neuroendocrine Carcinoma of the Ampullary Region; Ampulla of Vater Large Cell NEC;
NCIt definition : An aggressive high-grade carcinoma with neuroendocrine differentiation that arises
from the ampulla of Vater and is composed of malignant large cells. The mitotic count
is more than 20 per 2 mm2 and/or the Ki-67 index is more than 20%.;