A neoplasm that arises from the breast and is composed of cells of neuroendocrine origin. Most cases are neuroendocrine carcinomas. Primary carcinoid tumors of the breast are very rare.
Synonyms:
exact_synonym:
breast NET; breast endocrine neoplasm; breast neuroendocrine tumor; breast neuroendocrine tumor, well differentiated, low or intermediate grade; breast neuroendocrine tumour; neuroendocrine neoplasm of breast; neuroendocrine neoplasm of the breast; neuroendocrine tumor of the breast; neuroendocrine tumour of the breast