
Chromogranin A near me in New Delhi








A Chromogranin A test measures the amount of chromogranin A (CgA) in the blood. CgA is a protein secreted by a special type of cells in your body called neuroendocrine cells which have features of both nerve cells and cells that make hormones. This test is used as a tumor marker to diagnose and monitor neuroendocrine tumors (NETs), which can occur in various organs, particularly the pancreas, intestines, and lungs. It is also used to monitor the effectiveness of treatment and to detect NTE recurrence. Doctors may also recommend this test to understand the course of the disease in known cases of NETs. A Chromogranin A test is available at an affordable price in New Delhi.
No special preparations are required before the test. However, it is recommended to discontinue the use of proton pump inhibitors for at least 2 weeks before sample collection to maintain test accuracy. Discontinuation should be with prior consent from your treating doctor.








What does Chromogranin A measure?
A Chromogranin A test measures the amount of chromogranin A (CgA) in the blood. CgA is a protein released by neuroendocrine cells when triggered by the nervous system. Significantly elevated levels of chromogranin A in the blood are an indication of a neuroendocrine tumor (NET). This test is recommended by a physician if symptoms of a neuroendocrine tumor such as flushing of the face or neck, diarrhea, signs of intestinal blockage, rapid heart rate, chest pain, and difficulty in breathing, are suspected.
FAQs related to Chromogranin A in New Delhi
- Gut P, Czarnywojtek A, Fischbach J, et al. Chromogranin A – unspecific neuroendocrine marker. Clinical utility and potential diagnostic pitfalls. Archives of Medical Science. 2016. [Accessed 19th Dec. 2023]. Available from:
- Neuroendocrine Tumors - Symptoms and Signs. Cancer.net. Published June 26, 2012. [Accessed 19th Dec. 2023]. Available from:
- Nutrition. NETRF. [Accessed 19th Dec. 2023]. Available from:
- Blood Tests. NETRF. [Accessed 19th Dec. 2023]. Available from:
- Chromogranin A | Pathology Tests Explained. pathologytestsexplained.org.au. [Accessed 19th Dec. 2023]. Available from:
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