Definitions
Neuroendocrine tumours (NET): slow growing
Neuroendocrine carcinomas (NEC): rapidly growing
Classification
Syndromes/ systemic
Carcinoid Syndrome - serotonin
Pituitary
Cushing disease- ACTH
Prolactinoma- prolactin
Small cell- ACTH, ADH
Squamous cell- PTHrp
Thyroid
Medullary Thyroid cancer
Parathyroid adenoma
Adrenal
Phaeochromocytoma - catecholamine
Conn's Syndrome - aldosterone
Pancreatic
Functioning
VIPoma's
Glucagonoma- glucagon
Insulinoma- insulin
Somatostatinoma- somatostatin
Gastrointestinal
Gastrinoma (Zolling Ellison Syndrome, ZES)
Mercel cell carcinoma (skin)
Non functioning neuroendocrine tumours (NETs)
Presentation: profuse watery diarrhoea
Page written in 2025.