Changes in histopathological classification of neuroendocrine tumors in 5th edition of WHO classification of gastrointestinal tract tumors (2019)

Abstract

In a brief review is presented a summary of news in the classification of neuroendocrine neoplasms of the digestive system, as they were introduced in the 5th edition of the WHO Classification of Digestive System Tumors published in summer 2019.

Keywords: MiNEN; NEC; NEN; NET; WHO classification; neuroendocrine neoplasia.