類癌
類癌(Carcinoid)為一種成長緩慢的神經內分泌腫瘤[1],源自於神經內分泌細胞。某些案例則會發生遠端轉移的狀況。中腸(空腸、回肠、阑尾,以及盲肠)發生的類癌與類癌症候群相關。
類癌 | |
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Picture of a carcinoid tumor (center of image) that encroaches into the lumen of the small bowel (pathology specimen). The prominent folds are plicae circulares, a characteristic of the small bowel. | |
类型 | 神經內分泌腫瘤、腺癌 |
分类和外部资源 | |
醫學專科 | 肿瘤学 |
ICD-10 | C75, E34.0 |
ICD-9-CM | 209.60 |
ICD-O | M8240/3 |
OMIM | 114900 |
DiseasesDB | 2040 |
MedlinePlus | 000347 |
eMedicine | med/271 |
MeSH | D002276 |
症狀
大多數類癌並不會產生症狀,通常都是因為其他手術才發現。類癌屬於惡性腫瘤。
大約10%的類癌會釋放過量的激素,其中最常見的為血清素(5-HT),過量的血清素會造成下列症狀:
參見
參考文獻
- ^ Maroun J, Kocha W, Kvols L, et al. Guidelines for the diagnosis and management of carcinoid tumors. Part 1: The gastrointestinal tract. A statement from a Canadian National Carcinoid Expert Group. Curr Oncol. April 2006, 13 (2): 67–76 [2017-02-21]. PMC 1891174 . PMID 17576444. (原始内容存档于2013-06-10).
Cunningham JL, Janson ET. The Hallmarks of Ileal Carcinoids. Eur J Clin Invest. 2011, 41 (12): 1353–60 [2017-02-21]. PMID 21605115. doi:10.1111/j.1365-2362.2011.02537.x. (原始内容存档于2016-06-25).