Cite this page: Pernick, N. Carcinoid tumor. PathologyOutlines.com website. http://pathologyoutlines.com/topic/anuscarcinoid.html. Accessed December 14th, 2017.
Definition / general
- Usually small, classified as a rectal tumor
- 30% of anorectal carcinoids have a second tumor, often colonic adenocarcinoma
- Good prognosis: less than 2 cm, confined to mucosa or submucosa; treat with local excision