At a Glance
Why Get Tested?
When to Get Tested?
When you have symptoms suggestive of a carcinoid tumor such as flushing, diarrhea, and/or wheezing; when your doctor thinks that you may have a carcinoid or other neuroendocrine tumor
A blood sample drawn from a vein in your arm
Test Preparation Needed?
Fasting may be required; follow any instructions from your doctor or laboratory