| argentaffinoma | <oncology, tumour> A tumour which secretes excessive amounts of the hormone serotonin. The clinical result is carcinoid syndrome. These tumours may grow anywhere in the gastrointestinal tract (and in the lungs) with approximately 90% in the appendix. The remainder occur in the ileum, stomach, colon or rectum. (27 Sep 1997) |
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| argentaffinoma |
a carcinoid tumor of the gastroenteric tract formed from the argentaffin cells (Kulchitzky's cells) found in the enteric canal; such tumors elaborate a variety of catecholamines that produce the symptom complex called carcinoid syndrome.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| argentaffinoma s. |
the most common type of carcinoid syndrome, in which the tumor arises from the argentaffin cells of the gastrointestinal tract.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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