Neuroendocrine tumors (NET) with high proliferative activity (Ki‐67 index> 20% and/or
mitotic counts> 2 mm2) are defined as NET G3 in the 2019 World Health Organization …

The accuracy and reproducibility of the World Health Organization (WHO) 2015
classification of bronchopulmonary neuroendocrine neoplasms (BP-NENs) is disputed. The …

Background The category of grade 3 neuroendocrine tumor (NET G3) was newly introduced
in the 2017 World Health Organization (WHO 2017) classification of neuroendocrine …

Abstract Purpose of Review Classification and nomenclature of neuroendocrine neoplasms
(NEN) have frequently changed over the last years. These changes reflect both increasing …

Neuroendocrine tumors (NETs) are originating from neuroendocrine cells in diffuse
endocrine systems. NETs are diagnosed by characteristic histologic features and …

Limited data exist on high-grade neuroendocrine tumors (NETs G3) which represent a new
category among neuroendocrine neoplasms (NEN). We analyzed NETs G3 in a consultation …

The 2017 World Health Organization (WHO) classification of neuroendocrine neoplasms
(NEN) of the digestive tract introduced a new category of tumors named well-differentiated …

Neuroendocrine tumors (NETs) are rare neoplasms that can arise from any tissue. They are
classified based on embryonic gut derivative (ie foregut, midgut and hindgut) with midgut …

Neuroendocrine tumors (NETs; syn. carcinoid tumors) are highly or moderately differentiated
neoplasms. They comprise a large variety of rare and heterogeneous tumors with an …

Context.—Gastrointestinal (GI) and pancreatobiliary tracts contain a variety of
neuroendocrine cells that constitute a diffuse endocrine system. Neuroendocrine tumors …