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WHO Classification of Tumours
Gastrinoma, malignant
Small intestine


Definition

Gastrinoma is a neuroendocrine tumour (NET) characterized by the production of gastrin. Approximately 15% of gastrinomas cause Zollinger-Ellison syndrome (ZES). They occur earlier in life than their non-functioning counterparts and carry a higher risk of metastasis
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Bosman FT, Carneiro F, Hruban RH, Theise ND (Eds.)
WHO Classification of Tumours of the Digestive System.
4th Edition
International Agency for Research on Cancer: Lyon 2010



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Commentary: Preneoplastic lesions of the digestive system