Blood test. This could also show chemicals that the tumors release. To treat carcinoid syndrome, your doctor will need to treat your tumors. You could have just one treatment or a combination of them.

Blood and urine tests. Your doctor takes samples of both and tests them for hormones and other substances that carcinoid tumors release, such as serotonin or 5-HIAA. Upper endoscopy. A thin ...

Often, these tumors are detected during surgery or in an exam for another condition. However, there are tests that can be used to detect carcinoid tumors, including: If small carcinoid tumors have ...

Around four years ago, now 77-year-old John Gormly went for what was supposed to be a routine blood test. But the results were life-changing. The test suggested Gormly had colon cancer ...

A new blood test to screen for colon cancer was approved Monday by the Food and Drug Administration (FDA), aimed at finding cancer when it’s still in the early stage and treatable. The blood ...