The Foundation Dedicated to Discovering a Cure for Neuroendocrine Cancer

Caring for Carcinoid Foundation

Glossary


Chromogranin A (CgA)
Chromogranin A is a secretory protein that is common to most neuroendocrine tumor cells, and is a general tumor marker for neuroendocrine tumors. Since it is secreted into the blood stream it can be measured by a simple blood test.