Catalog
Neuroendocrine neoplasms of rectum
Link to WHO Definition
Neuroendocrine neoplasms of rectum – http://id.who.int/icd/entity/1721143857
Malignant neoplasms with neuroendocrine differentiation that arise in the rectum. Most are well differentiated neuroendocrine tumours (low and intermediate grade), i.e. carcinoids. Poorly differentiated neuroendocrine carcinomas (high grade) are rare.