Genetics and Neuroendocrine Tumours

Genetics and Neuroendocrine Tumours

Hereditary genetics.....where to focus In recent years, it has become increasingly apparent that a number of Neuroendocrine tumours arise as a result of germline genetic mutations and are inherited in an autosomal dominant pattern. The number of genes implicated is increasing as research advances and I cannot guarantee this post will contain all of them. Apparently, 5-10% of NETs are estimated to have a hereditary background. Hereditary syndromes associated with these include Multiple Endocrine Neoplasia (MEN), Von Hippel Lindau (VHL), Neurofibromatosis Type 1 (NF1), Tuberous Sclerosis (TS) and others. People who have a genetic condition may present with the tumours…
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Neuroendocrine Tumours: a spotlight on Pheochromocytoma and Paraganglioma

Neuroendocrine Tumours: a spotlight on Pheochromocytoma and Paraganglioma

Updated 19th August 2025 I spend a lot of time talking about the most common forms of Neuroendocrine Tumours (NETs), but what about the less well-known types?  As part of my commitment to all types of NETs, I'd like to shine a light on two less common tumour types known as Pheochromocytomas and Paragangliomas - with an incidence rate of approximately 8 per million per year. They are normally grouped together, and the definitions below will confirm why.  If you think it's difficult to diagnose a mainstream NET, this particular sub-type is a real challenge. So, let's get definitions out…
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