What does a high Chromogranin A level mean?

High levels may indicate a neuroendocrine tumour or can occur due to medications like PPIs or non-cancerous diseases.

Is fasting required for the Chromogranin A Test?

Fasting is not mandatory, but avoid heavy meals or caffeine before the test.

Can medication affect my Chromogranin A Test results?

Yes. Proton pump inhibitors (PPIs) and acid-reducing medicines can cause false elevations. Discuss alternatives with your doctor before the test.

Can this test detect all types of neuroendocrine tumours?

It can detect most NETs but is not specific for tumour location; imaging tests may be needed for confirmation.

What are neuroendocrine tumours?

They are rare tumours that develop from hormone-producing nerve cells found in the pancreas, GI tract, and adrenal glands.

Can I continue taking my medicines before the test?

Avoid PPIs for at least 2 weeks before the test if possible. Always consult your doctor before stopping any medication.

Chromogranin A (CGA) Test - Serum in Chennai

50+ booked in last 3 days

No special precautions

Sample Type

Blood

Recommended for

Male, Female

Report

Within 24 Hours

Blood test at Home

NABL & CAP Accredited Labs

Accurate & Quality Test Reports

Trusted by Leading Doctors & Hospitals

Also Known As	CgA Test, Neuroendocrine Tumour Marker Test, Serum Chromogranin A Test
Purpose	Detects and monitors neuroendocrine tumours (NETs) such as carcinoid and pheochromocytoma, and assesses treatment response
Preparation	Avoid proton pump inhibitors (PPIs) or acid-blocking medications for at least 2 weeks before the test (if possible)
Fasting	No fasting required
Reporting Time	Same day
Cost	7,250

What is a Chromogranin A Test in Chennai?

The Chromogranin A Test in Chennai is a specialised blood test used to detect the protein Chromogranin A (CgA) — a marker released by neuroendocrine cells. These cells are found in hormone-producing organs such as the pancreas, adrenal glands, gastrointestinal tract, and lungs.

Doctors use this test to help diagnose and monitor neuroendocrine tumours (NETs) like carcinoid tumours and pheochromocytomas. It also assists in evaluating how well treatment is working and whether the tumour has returned after therapy.

While elevated CgA levels often indicate tumour activity, they can also rise due to certain medications (especially proton pump inhibitors) or other non-cancerous conditions — so accurate interpretation by a specialist is essential.

What Does a Chromogranin A Test Measure in Chennai?

The Chromogranin A Test in Chennai measures the concentration of Chromogranin A protein in the blood to assess neuroendocrine cell activity.

Detects Neuroendocrine Tumours (NETs): Identifies hormone-secreting and non-secreting tumours.
Monitors Treatment Response: Evaluates effectiveness of therapy for NETs.
Detects Recurrence: Monitors for tumour regrowth after treatment.
Assesses Disease Progression: Helps detect whether tumour burden is increasing.
Complements Other Tumour Markers: Used alongside NSE, 5-HIAA, or Metanephrine tests for comprehensive evaluation.

Who Should Consider a Chromogranin A Test?

Your doctor may recommend this test if you have symptoms such as:

Flushing or redness of the skin
Unexplained diarrhoea or stomach pain
Palpitations, sweating, or blood pressure fluctuations
Weight loss or fatigue without clear cause
History or suspicion of neuroendocrine tumour (NET)

It is also recommended for patients undergoing:

Monitoring of known NETs during or after treatment
Follow-up testing to check for recurrence
Evaluation of high-risk individuals with genetic predisposition to NETs

What Is the Purpose of a Chromogranin A Test in Chennai?

The Chromogranin A Test in Chennai helps in:

Early detection of neuroendocrine tumours (NETs)
Assessing disease activity and spread
Monitoring treatment effectiveness
Detecting tumour recurrence after surgery or therapy
Differentiating between neuroendocrine and non-neuroendocrine cancers

Chromogranin A Test Booking & Reports – Metropolis Healthcare

How to Book Chromogranin A Test with Metropolis Healthcare in Chennai?

Simple Online Booking
Visit the Metropolis Healthcare website or app, select Chromogranin A Test, and choose your preferred date and time for sample collection.
Home Sample Collection Available
Metropolis offers safe, hygienic home collection services across Chennai. Our trained phlebotomists collect your sample at your convenience.
Real-Time Sample Tracking
Track your sample’s progress from collection to report generation easily through our online portal.
Accurate Testing by Experts
Your sample is analysed using Chemiluminescence Immunoassay (CLIA) at NABL & CAP accredited labs, ensuring precision and reliability.
Quick Report Delivery
Receive your report via email, WhatsApp, or by downloading it from the Metropolis Healthcare website/app.

How Long Does It Take to Get the Chromogranin A Test Report in Chennai?

Reports are generally available on the same day (by 9:00 PM) once the sample reaches the Metropolis lab.
Note: The turnaround time may vary depending on your location within Chennai.

Where Can You View or Collect Your Chromogranin A Test Results in Chennai?

You can access your reports directly via the Metropolis Healthcare website, mobile app, or receive them via email and WhatsApp. You may also collect a physical copy from the nearest Metropolis Laboratory in Chennai.

Is Home Sample Collection Available for the Chromogranin A Test in Chennai Near You?

Yes. Metropolis Healthcare provides doorstep sample collection across all major areas of Chennai. Our professionals ensure quick, comfortable, and hygienic blood collection following strict quality and safety protocols.

Guide to Interpreting Chromogranin A Test Results

What Your Chromogranin A Test Results May Indicate

Parameter	Normal Range	Interpretation
Chromogranin A	<100 ng/mL	Normal – No evidence of neuroendocrine tumour
Chromogranin A	>100 ng/mL	Elevated – May suggest neuroendocrine tumour or other medical condition

Understanding Abnormal Chromogranin A Results by Parameter

Parameter	High Levels May Indicate	Possible Non-Tumour Causes
Chromogranin A	Neuroendocrine tumours (NETs), carcinoid tumours, pheochromocytoma	Proton pump inhibitor (PPI) use, chronic kidney disease, inflammatory bowel disease, autoimmune conditions, heart failure

What Preparations Are Needed for a Chromogranin A Test in Chennai?

To ensure accurate results, follow these steps:

Avoid PPIs: Stop proton pump inhibitors (e.g., omeprazole, pantoprazole) at least 2 weeks before testing, if possible.
Medication Disclosure: Inform your doctor about any current medicines or supplements.
No fasting needed: You can eat and drink normally unless instructed otherwise.
Stay hydrated: Drink enough water before sample collection.
Avoid stress: Try to rest and relax before the test as stress may affect hormone levels.

Chromogranin A Test Price in Different Cities

The cost of a Chromogranin A Test may vary depending on your location. Here's a table showing the approximate price range for the Chromogranin A Test at Metropolis Healthcare in major Indian cities:

City	Approximate Cost (INR)
Mumbai	₹ 7000 to ₹ 7500
Delhi	₹ 7000 to ₹ 7500
Bengaluru	₹ 7000 to ₹ 7500
Chennai	₹ 7000 to ₹ 7500

The Chromogranin A Test cost may vary depending on the city and the specific tests included in the panel. However, Metropolis Healthcare offers competitive Chromogranin A Test prices across major cities in India.

References

Oberg, K., Modlin, I.M., De Herder, W., et al. (2010). Chromogranin A as a biomarker for neuroendocrine tumours: an overview. Endocrine-Related Cancer, 17(1), 49–59. PMID: 19995821
Gut, P., Czarnywojtek, A., Fischbach, J., et al. (2016). Chromogranin A – unspecific neuroendocrine marker: clinical utility and diagnostic pitfalls. Archives of Medical Science, 12(1), 1–9. PMID: 26925113
Giovanella, L., Ceriani, L., et al. (2011). Chromogranin A measurement in neuroendocrine tumours: clinical and biological aspects. Clinical Biochemistry, 44(13), 1181–1188. PMID: 21798223
De Herder, W.W., et al. (2014). Diagnostic and therapeutic utility of biochemical markers in neuroendocrine tumours. European Journal of Endocrinology, 170(1), 1–17. PMID: 24001615

Chromogranin A (CGA) Test - Serum Price in Chennai

Metropolis Healthcare is a leading diagnostics centre and pathology lab in India equipped with the latest state-of-the-art technologies that provides the Chromogranin A (CGA) Test - Serum with a clear pricing structure

The price of Chromogranin A (CGA) Test - Serum in Chennai is ₹ 7,250

We are committed to deliver accurate and quality results from the best labs in India with complete transparency regarding test cost and turnaround time. No matter where you are, we strive to offer patients high-quality service that is affordable and accessible.

Frequently Asked Questions

How long does it take to get the Chromogranin A Test report in Chennai?

Reports are typically available on the same day (by 9:00 PM) after the sample reaches the laboratory.

Do I need to fast before the Chromogranin A Test in Chennai?

Fasting is not necessary, but avoid heavy meals or caffeine before the test.

Can medications affect my Chromogranin A Test results?

Yes. Medications such as PPIs can increase CgA levels; consult your doctor before the test.

How can I book a Chromogranin A Test in Chennai?

You can easily book the test online via the Metropolis Healthcare website or app and opt for home collection.

What conditions can the Chromogranin A Test detect?

It helps detect and monitor neuroendocrine tumours like carcinoid, pheochromocytoma, and medullary thyroid carcinoma.

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We offer a comprehensive range of 4000+ clinical laboratory tests and profiles, which are used for prediction, early detection, diagnostic screening, confirmation and/or monitoring of the disease.