Group: Carcinoid Urine Test

Are the 5-HIAA test and the serotonin test conclusive for detecting a carcinoid tumor?

It is not 100% certain. In fact, the urine 5HIAA test will miss 50% of cases. Therefore other tests are usually done in conjunction with these tests. Among the most common tests done for diagnostic purposes are blood serotonin and blood chromogranin A. …