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DNA Labs India

C9 Complement Test

DNA Labs India | ISO 9001:2015 Certified

C9 Complement Test

Also known as: Complement C9 Test, C9 Level Test, Complement Component 9 Test

C9 Complement Test test available at DNA Labs India for ₹12,000. Uses Radial Immunodiffusion on Serum samples. Results in Reports are typically available 2-3 weeks after sample collection.. Free home collection in 300+ cities across India.

Physician🏠 Home Collection

✍️ Written By

Overview

The primary purpose of the C9 complement test is to evaluate the level of complement component C9 in the blood, which helps diagnose disorders of the complement system, including autoimmune diseases and immune deficiencies. It aids in identifying conditions where the immune system may be overactive or underactive, guiding appropriate medical interventions.

Test Code
238
Price
₹12,000
Sample Type
Serum
Result Time
Reports are typically available 2-3 weeks after sample collection.
Fasting Required
No
Method
Radial Immunodiffusion
Step 1

Sample Collection

Ensure the Test Send Out Consent Form (Form 35) is duly filled. No fasting is required unless specified by your physician.

Method: Venipuncture

Step 2

Laboratory Analysis

A blood sample will be drawn from a vein in your arm by a trained phlebotomist. The process takes only a few minutes.

Step 3

Report Delivery

Apply pressure to the puncture site to prevent bleeding. You can resume normal activities immediately.

Timeline: Reports are typically available 2-3 weeks after sample collection.

Patient Instructions

1
Before the Test:No special preparation is needed. Ensure consent form is filled and bring any relevant medical history.
2
During the Test:A small blood sample is collected via venipuncture; the procedure is quick and minimally invasive.
3
After the Test:You may experience slight bruising at the puncture site, which should resolve quickly. Results will be available after 2-3 weeks.

About This Test

Who Should Get This Test

The primary purpose of the C9 complement test is to evaluate the level of complement component C9 in the blood, which helps diagnose disorders of the complement system, including autoimmune diseases and immune deficiencies. It aids in identifying conditions where the immune system may be overactive or underactive, guiding appropriate medical interventions.

How to Prepare

  • Complete and sign the mandatory Test Send Out Consent Form (Form 35)
  • Stay hydrated before sample collection
  • Inform the technician about any medications or recent illnesses

Doctor's Notes

"The C9 complement test is vital for diagnosing complement deficiencies linked to autoimmune disorders. Early detection can guide treatment and prevent complications."

Test Parameters & Specifications

Sample TypeSerum
Sample Volume2 mL (0.5 mL min.)
ContainerSST (Serum Separator Tube)
Collection MethodVenipuncture

Sample Stability

Room Temperature6 hours
Refrigerator14 days
Frozen30 days
Sample Rejection Criteria:
  • Hemolyzed or lipemic samples
  • Insufficient sample volume
  • Missing or incomplete consent form

Understanding Your Results

Results of the C9 complement test are interpreted based on the measured level of C9 protein in the blood. Abnormal levels may indicate an underlying immune disorder.
📊

Low C9 Level

Suggests complement deficiency, which may be associated with autoimmune diseases like lupus or increased infection risk.

📊

Normal C9 Level

Indicates adequate complement function; further testing may be needed if symptoms persist.

📊

High C9 Level

May occur in acute inflammation or infection; clinical correlation is essential.

⚠️ When to Consult a Doctor:

Consult a doctor if you experience symptoms such as persistent fatigue, joint pain, skin rashes, or recurrent infections, or if your test results are abnormal.

Limitations

  • ⚠Does not specify the exact autoimmune disease
  • ⚠Results may vary based on laboratory methods
  • ⚠Not a standalone diagnostic tool; must be correlated with clinical symptoms

Risks & Considerations

  • ●Minor bruising or soreness at the blood draw site
  • ●Rare risk of infection or fainting

Interfering Factors

  • ●Recent infections or inflammation
  • ●Use of immunosuppressive medications
  • ●Sample hemolysis or improper storage

Compare With Similar Tests

TestC9 Complement TestC3 Complement TestC4 Complement Test
ComparisonC9 Complement Test

Frequently Asked Questions

What is the C9 complement test?
It is a blood test that measures the level of complement protein C9, which is part of the immune system and helps diagnose autoimmune diseases and complement deficiencies.
Why is the C9 complement test done?
It is performed to evaluate immune function, diagnose disorders like lupus or rheumatoid arthritis, and investigate symptoms such as fatigue, joint pain, or recurrent infections.
How is the C9 complement test performed?
A blood sample is drawn from a vein in your arm and sent to a laboratory for analysis using methods like radial immunodiffusion.
What is the cost of the C9 complement test in India?
The test costs INR 12000 at DNA Labs India, with free home sample collection available in many cities.
Is fasting required for the C9 complement test?
No, fasting is not required. However, a filled consent form (Form 35) is mandatory.
What do low C9 complement levels indicate?
Low levels may suggest a complement deficiency, which can be linked to autoimmune disorders, increased infection risk, or immune system problems.
How long does it take to get the results?
Results are typically available within 2-3 weeks after sample collection.
Is the C9 complement test painful?
The test involves a standard blood draw, which may cause minimal discomfort like a small pinch, but it is generally well-tolerated.
Can the C9 complement test diagnose specific autoimmune diseases?
It helps identify complement system issues but is not standalone for diagnosing specific diseases; clinical correlation with other tests and symptoms is needed.
Where can I get the C9 complement test done?
DNA Labs India offers this test with home collection services in numerous cities across India; you can book online for convenience.
What is the sample type for the C9 complement test?
The test requires a serum sample, typically 2 mL collected in a serum separator tube (SST).
Are there any risks associated with the C9 complement test?
Risks are minimal and may include slight bruising or soreness at the blood draw site; serious complications are rare.
Worried about the process? Our certified phlebotomists collect thousands of samples every month across India. The process takes under 5 minutes and is virtually painless. Questions? Message us on WhatsApp — we're here 7 days a week.

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