Endocrine Abstracts

Introduction: Neuroendocrine tumors (NETs) are a heterogeneous group of rare neoplasms that originate from endocrine cells with the ability to secrete amines and hormonal polypeptides. Pancreatic neuroendocrine tumors (PNETs) can be functional or non-functional. Functional PNETs secrete common hormones such as gastrin, insulin and glucagon and much less frequent hormones such as vasoactive intestinal peptide (VIP). Their clinical characteristics depend on the peptide secreted....

Introduction: Medullary thyroid carcinoma (MTC) accounts for 1-5% of all thyroid cancers. It is a neuroendocrine tumor arising from the calcitonin-secreting parafollicular cells of the thyroid. In rare cases, the neoplastic cells additionally secrete other substances, such as histamine, serotonin, ACTH, CRF etc, leading to paraneoplastic syndromes.Case report: An 80 year old male presented to our Department with an already diagnosed metastatic MTC. Three...