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DNA Labs India

C8 Complement Test

DNA Labs India | ISO 9001:2015 Certified

C8 Complement Test

Also known as: C8 Complement Level Test, Complement C8 Test

C8 Complement Test test available at DNA Labs India for ₹12,000. Uses Radial Immunodiffusion on Serum samples. Results in Results are typically available 2-3 weeks after sample receipt, provided the sample is submitted by the 7th of the month.. Free home collection in 300+ cities across India.

Blood TestAll Ages🏠 Home Collection

Overview

To measure C8 complement levels for diagnosing and monitoring complement deficiency, recurrent infections, autoimmune diseases, and inflammatory conditions.

Test Code
240
Price
₹12,000
Sample Type
Serum
Result Time
Results are typically available 2-3 weeks after sample receipt, provided the sample is submitted by the 7th of the month.
Fasting Required
No
Method
Radial Immunodiffusion
Step 1

Sample Collection

Inform your doctor about any medications, health conditions, or recent infections. No specific fasting is required unless advised by your physician.

Method: Venipuncture

Step 2

Laboratory Analysis

A healthcare professional will draw a blood sample from a vein in your arm using a needle. The process is quick and typically takes a few minutes.

Step 3

Report Delivery

Apply pressure to the puncture site to stop bleeding. Watch for any signs of bruising or discomfort. Resume normal activities unless otherwise directed.

Timeline: Results are typically available 2-3 weeks after sample receipt, provided the sample is submitted by the 7th of the month.

Patient Instructions

1
Before the Test:No special preparation is required, but ensure the consent form is completed. Inform your doctor about all medications and health conditions.
2
During the Test:The test involves a standard blood draw from a vein in the arm, similar to routine blood tests. It is performed by trained phlebotomists.
3
After the Test:You may experience minor bruising or soreness at the puncture site. Apply pressure and avoid heavy lifting for a short period. Results will be available after processing.

About This Test

Who Should Get This Test

To measure C8 complement levels for diagnosing and monitoring complement deficiency, recurrent infections, autoimmune diseases, and inflammatory conditions.

How to Prepare

  • Bring the duly filled Test Send Out Consent Form (Form 35)
  • Ensure sample is shipped refrigerated or frozen as specified
  • Avoid strenuous activity before sample collection

Doctor's Notes

"C8 complement testing is essential for evaluating immune function and diagnosing recurrent infections or autoimmune conditions. Early detection aids in timely management."

Test Parameters & Specifications

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

Sample Stability

Room Temperature
Refrigerator
Frozen
Sample Rejection Criteria:
  • Hemolyzed sample
  • Insufficient sample volume (less than 0.5 mL)
  • Missing or incomplete consent form
  • Improper storage or shipping conditions

Understanding Your Results

C8 complement levels indicate immune system function. Low levels may suggest C8 complement deficiency, while high levels can be associated with inflammation or infection.
📊

Possible C8 complement deficiency, increasing risk of recurrent infections and autoimmune diseases

Action: Consult an immunologist for further evaluation and management

Level: Low

📊

Adequate complement function within reference range

Action: No immediate action needed; maintain regular health check-ups

Level: Normal

📊

May indicate acute inflammation, infection, or immune activation

Action: Investigate underlying causes with additional tests and clinical assessment

Level: High

⚠️ When to Consult a Doctor:

If you experience recurrent infections, symptoms of autoimmune disorders (e.g., joint pain, fatigue), or have a family history of complement deficiency, consult a healthcare professional for evaluation.

Limitations

  • Not suitable for acute phase measurements
  • May not detect all forms of complement deficiency
  • Results should be correlated with clinical symptoms

Risks & Considerations

  • Minor bruising or hematoma at the puncture site
  • Slight pain or discomfort during blood draw
  • Rare risk of infection or fainting

Interfering Factors

  • Hemolyzed samples
  • Recent infections or acute illness
  • Medications that affect immune system (e.g., immunosuppressants)

Compare With Similar Tests

TestC8 Complement TestC3 Complement TestC4 Complement TestCH50 Test
ComparisonC8 Complement Test

Frequently Asked Questions

What is the C8 Complement Test?
The C8 Complement Test is a blood test that measures the level of C8 complement protein, which is part of the immune system's complement pathway. It helps diagnose complement deficiency and related disorders.
Why is the C8 Complement Test done?
This test is ordered to diagnose C8 complement deficiency, evaluate recurrent infections, autoimmune diseases, or inflammatory conditions, and monitor immune function.
What are the symptoms of C8 complement deficiency?
Common symptoms include recurrent infections, increased susceptibility to infections, autoimmune diseases (e.g., lupus), and inflammatory conditions like arthritis.
How is the C8 Complement Test performed?
It involves drawing a small blood sample from a vein in your arm. The sample is sent to a lab where C8 levels are measured using radial immunodiffusion.
What is the cost of the C8 Complement Test at DNA Labs India?
The test costs INR 12000 at DNA Labs India, which includes sample collection, lab analysis, and report generation with home collection available.
Is fasting required for the C8 Complement Test?
No, fasting is not required for this test. However, a duly filled consent form (Form 35) is mandatory.
How long does it take to get the results?
Results are typically available 2-3 weeks after the sample is received by the lab, provided it is submitted by the 7th of the month.
What does a low C8 level indicate?
A low C8 level may indicate C8 complement deficiency, which can lead to increased risk of recurrent infections and autoimmune disorders. Consult an immunologist for evaluation.
Are there any risks associated with the test?
Risks are minimal and include minor bruising, pain at the puncture site, or rare infection. It is a standard blood draw with low risk.
Can the C8 Complement Test be done at home?
Yes, DNA Labs India offers free home sample collection for this test in many cities across India, making it convenient for patients.
What is the reference range for C8 complement?
The typical reference range is 40-80 mg/dL, but it may vary slightly by laboratory. Results should be interpreted by a healthcare professional.
How often should the C8 Complement Test be repeated?
The frequency depends on your condition and doctor's advice. It may be repeated to monitor treatment response or disease progression in chronic cases.
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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