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carcinoid |
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carcinoid /car·ci·noid/ (kahr´sĭ-noid) a yellow circumscribed tumor arising from enterochromaffin cells, usually in the gastrointestinal tract; the term is sometimes used to refer specifically to the gastrointestinal tumor (argentaffinoma) .
carcinoid [kär′sinoid] Etymology: Gk, karkinos + eidos, form a small yellow tumor derived from argentaffin cells in the GI mucosa that secrete serotonin and other catecholamines. Carcinoid tumors spread slowly locally but may metastasize widely. Also called argentaffinoma, Kulchitsky-cell carcinoma. See also argentaffin cell, carcinoid syndrome. carcinoid a tumor of the gastrointestinal tract formed from the endocrine (argentaffin) cells of the mucosal lining of a variety of organs including the stomach and intestine. In dogs they occur in the duodenum, colon and rectum, producing the carcinoid syndrome. Called also argentaffinoma, argentaffin tumor. goblet-cell carcinoid a rare tumor recorded in a dog; more common in human appendix; has characterisitics of carcinoid and adenocarcinoma. Called also adenocarcinoid. hepatic carcinoid a rare tumor originating from neuroectodermal tissue in the liver. Patient discussion about carcinoids. Q. what is carcinoid tumors? I had my appendix removed and the doctor came in the room very shocked and said it was full of carcinoid tumors. Im scared to get them somewhere else. A. i think the shock was not to find carcinoid tumors in the appendix...it's your age...you usually find this tumors at people over 60... Read more or ask a question about carcinoidsi think the next stage is colonoscopy, to look for more, not that you have more, just to make sure. but didn't the Doctor told you that? i would look for a consultation with a gastro specialist about it.. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Carcinoids are often classified as typical (well-differentiated) and atypical (moderately differentiated). In general, surgery is the mainstay of treatment for all of these rare types of tumors, except for gastric carcinoids which usually require no treatment. Carcinoid tumors, or carcinoids, originate in hormone-producing cells of the gastrointestinal (GI) tract, the respiratory tract, the hepatobiliary (liver) system and the reproductive glands. |
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