Difference between revisions of "Neuroendocrine neoplasms"
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Revision as of 03:26, 12 August 2011
Neuroendocrine neoplasms, also neuroendocrine tumours, are a group of tumours whose behaviour varies from benign to malignant and are found in may different sites.
Use of the term carcinoid
Use of the term carcinoid is discouraged.[1][2][3]
Microscopic - generic
Features:
- Nests of cells.
- Stippled chromatin AKA salt-and-pepper chromatin, coarse chromatin.
- Classically subepithelial/mural.
Images:
- Neuroendocrine tumour - low mag. (WC).
- Neuroendocrine tumour - intermed. mag. (WC).
- Neuroendocrine tumour - high mag. (WC).
Site specific
Lung
Main article: Lung_tumours#Neuroendocrine_tumours
GI tract
Main article: Duodenum#Neuroendocrine_tumours
See also
References
- ↑ Chetty, R. (Apr 2008). "Requiem for the term 'carcinoid tumour' in the gastrointestinal tract?". Can J Gastroenterol 22 (4): 357-8. PMID 18414708.
- ↑ Klöppel, G.; Perren, A.; Heitz, PU. (Apr 2004). "The gastroenteropancreatic neuroendocrine cell system and its tumors: the WHO classification.". Ann N Y Acad Sci 1014: 13-27. PMID 15153416.
- ↑ Klöppel G (July 2003). "[Neuroendocrine tumors of the gastrointestinal tract]" (in German). Pathologe 24 (4): 287–96. doi:10.1007/s00292-003-0636-7. PMID 14513276.