Description
Chromogranin A is a protein secreted by neuroendocrine cells. The blood test measures its level and is used as a biomarker for neuroendocrine tumors (NETs) such as carcinoid tumors, pheochromocytomas, and others.
Indications
Diagnosis and monitoring of neuroendocrine tumors (NETs).
Sample Type, Quantity & Conditions
Serum
Special Precautions
Normal Range
19.4 - 98.1 ng/Ml