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Immune Complex Detection by C1q Binding Test

DNA Labs India | ISO 9001:2015 Certified

Immune Complex Detection by C1q Binding Test

Short Name: C1q Binding Test

Also known as: C1q Binding Test, Immune Complex Assay

Immune Complex Detection by C1q Binding Test test available at DNA Labs India for ₹13,000. Uses Enzyme Immunoassay on Serum samples. Results in Reports available after 2-3 weeks from sample collection.. Free home collection in 300+ cities across India.

Blood TestAdults🏠 Home Collection

✍️ Written By

🩺 Medically Reviewed By

Dr SHAILAJA RAGHUNATH MURDESHWAR

Dr SHAILAJA RAGHUNATH MURDESHWAR

Consultant Physician · Reg: 8052

Last reviewed: September 7, 2026

Overview

To diagnose and monitor conditions associated with immune complex formation, aiding in the management of autoimmune and immune complex-mediated diseases.

Test Code
861
Price
₹13,000
Sample Type
Serum
Result Time
Reports available after 2-3 weeks from sample collection.
Fasting Required
No
Method
Enzyme Immunoassay
Step 1

Sample Collection

Duly filled Test Send Out Consent Form (Form 35) is mandatory.

Method: Venipuncture

Step 2

Laboratory Analysis

Standard venipuncture procedure for blood collection from a vein in the arm.

Step 3

Report Delivery

Separate serum from blood within 1 hour of collection and freeze. Ship frozen without thawing.

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

Patient Instructions

1
Before the Test:Ensure consent form is filled and bring prescription if any.
2
During the Test:A blood sample will be drawn from a vein in your arm.
3
After the Test:Apply pressure to the puncture site to prevent bruising. Resume normal activities.

About This Test

Who Should Get This Test

To diagnose and monitor conditions associated with immune complex formation, aiding in the management of autoimmune and immune complex-mediated diseases.

How to Prepare

  • Use 1 Red Top (No Additive) tube.
  • Collect 2 mL blood (1 mL min.).
  • Separate serum and freeze within 1 hour.
  • Ship frozen. Do not thaw.
  • Duly filled Test Send Out Consent Form (Form 35) is mandatory.

Doctor's Notes

Reviewed by — MBBS, MD (General Medicine) · Reg. No. 8052

"This test is essential for detecting immune complexes that cause inflammation in autoimmune conditions like lupus and rheumatoid arthritis, aiding in diagnosis and treatment monitoring."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeSerum
Sample Volume2 mL (1 mL min.)
ContainerRed Top (No Additive) tube
Collection MethodVenipuncture

Sample Stability

Frozen
Sample Rejection Criteria:
  • Sample not frozen within 1 hour
  • Thawed sample
  • Use of SST gel barrier tubes

Understanding Your Results

Interpretation of C1q binding test results should be done in conjunction with clinical findings and other laboratory tests.
📊

Suggests high level of immune complexes, indicative of active immune complex disease.

Level: Low C1q binding

📊

May indicate absence or low levels of immune complexes.

Level: Normal C1q binding

⚠️ When to Consult a Doctor:

If you experience symptoms such as fever, joint pain, skin rashes, or have been diagnosed with an autoimmune disease, consult your doctor for this test.

Limitations

  • ⚠Results may vary with disease activity
  • ⚠Not specific for any single disease

Risks & Considerations

  • ●Minor bruising
  • ●Infection at puncture site
  • ●Dizziness or fainting

Interfering Factors

  • ●Hemolysis
  • ●Lipemia
  • ●Recent blood transfusion

Frequently Asked Questions

What is the C1q binding test?
The C1q binding test is a blood test that measures the level of immune complexes in the blood by assessing the ability of C1q protein to bind to them.
Why is the C1q binding test performed?
It is performed to diagnose and monitor autoimmune diseases and other conditions that cause immune complex formation, such as lupus and rheumatoid arthritis.
How is the C1q binding test done?
A blood sample is collected, serum is separated and frozen, and then analyzed using enzyme immunoassay to measure C1q binding levels.
What are the symptoms that indicate the need for this test?
Symptoms include fever, joint pain and swelling, skin rashes, abdominal pain, and shortness of breath.
How long does it take to get results?
Results are typically available after 2-3 weeks from sample collection.
Is fasting required for the C1q binding test?
No, fasting is not required. However, a duly filled Test Send Out Consent Form (Form 35) is mandatory.
What does a low C1q binding level mean?
A low C1q binding level indicates a high level of immune complexes in the blood, which may suggest active immune complex disease.
Can this test diagnose lupus?
It can aid in diagnosing lupus by detecting immune complexes, but it is not solely diagnostic and should be used with other tests and clinical evaluation.
Are there any risks associated with the test?
Risks are minimal and include minor bruising, infection at the puncture site, and dizziness or fainting.
How should I prepare for the test?
Ensure the Test Send Out Consent Form (Form 35) is filled and follow any instructions from your healthcare provider.
What is the cost of the C1q binding test?
The cost at DNA Labs India is INR 13000, with free home sample collection available in many cities.
Why choose DNA Labs India for this test?
DNA Labs India offers state-of-the-art facilities, experienced staff, accurate results, and convenient services like home collection across India.
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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