| Table 3: | ||
|
Classification
of Carcinoid Tumors According to Site of Primary Tumor
|
||
|
Site
|
Biochemistry
|
Clinical
Picture
|
| Foregut bronchi, stomach, first part of duodenum |
5-Hydroxytryptohan, adrenocorticotropin, growth hormone, gastrin, growth hormone releasing hormone | Protracted, purplish or violaceous flush, manifestation of other ectopic hormone secretion |
| Midgut second part of duodenum, jejunum, ileum, ascending colon |
Serotonin, kinins, neuropeptides, prostaglandins | Pink-red flush |
| Hindgut transverse, descending colon and rectum |
None | Only local symptoms |
| Adapted from reference 9. | ||
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Copyright
2004 The Cleveland Clinic Foundation
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