Cardiolipin Antibody IgM Test: Booking, Price, and Results
About Cardiolipin Antibody IgM Test
| Field | Value |
|---|---|
| Also Known As | Anti-Cardiolipin Antibody IgM, ACL IgM, ACLA IgM, Anticardiolipin IgM, Phospholipid (Cardiolipin) Antibody IgM |
| Sample Type | Serum (venous blood) |
| Fasting Required | No fasting required |
| Report Time | 2 days |
| Recommended For | All ages, males and females |
| Price | Starting at ₹800 |
What Is a Cardiolipin Antibody IgM Test?
The Cardiolipin Antibody IgM test measures IgM autoantibodies that target cardiolipin, a fat molecule found in cell membranes that plays a role in blood clotting. These antibodies are produced when the immune system mistakenly attacks the body's own tissues. Doctors order this test to investigate unexplained blood clots, recurrent miscarriages, or suspected autoimmune conditions. A small blood sample is collected from a vein, and the serum is tested in the laboratory.
What Does a Cardiolipin Antibody IgM Test Measure?
This test detects and measures a specific type of autoantibody in the blood. IgM antibodies are typically the first antibodies the immune system produces in response to a new threat, so their presence may point to recent or acute immune system activity.
| Parameter | What It Indicates |
|---|---|
| Cardiolipin IgM Antibodies | Presence and level of IgM autoantibodies targeting cardiolipin, reported in MPL units (IgM phospholipid units) |
Why Is a Cardiolipin Antibody IgM Test Done?
This test is ordered when a doctor suspects an autoimmune condition or abnormal clotting disorder. It helps identify the underlying cause of symptoms that may otherwise be difficult to explain.
Common Symptoms That May Require This Test
The following symptoms commonly prompt a doctor to request this test:
- Unexplained blood clots in veins or arteries
- Leg pain or swelling, which may suggest a clot in the leg veins
- Shortness of breath, which may suggest a clot in the lungs
- Recurring headaches or stroke-like symptoms
- Unexplained recurrent miscarriages
Conditions This Test Can Help Detect
This test can help identify abnormal Cardiolipin antibody IgM levels associated with a range of disorders, including:
- Antiphospholipid syndrome (APS), an autoimmune condition causing blood clots and pregnancy complications
- Systemic lupus erythematosus (SLE), an autoimmune disease affecting multiple organs
- Pulmonary embolism, blood clots in the lungs
- Thrombocytopenia (abnormally low platelet count)
- Pre-eclampsia (high blood pressure during pregnancy)
Cardiolipin Antibody IgM Test During Pregnancy
This test is commonly ordered for women with unexplained recurrent pregnancy loss. Around 10 to 15% of women with recurrent miscarriages are diagnosed with antiphospholipid syndrome, and both IgG and IgM anticardiolipin antibodies are associated with a higher risk of miscarriage. Pregnancy complications linked to APS include foetal growth restriction, placental insufficiency, and preeclampsia.
Cardiolipin Antibody IgM Test for Chronic Disease Monitoring
If cardiolipin antibodies are detected, the test is usually repeated 12 weeks later to confirm whether the antibodies are persistent. A diagnosis of antiphospholipid syndrome requires antibodies to be present on at least two separate occasions, 12 or more weeks apart. In patients with confirmed APS or SLE, antibody levels may be checked periodically to monitor disease activity.
How to Prepare and What to Expect
No special preparation is required for this test, but there are a few simple steps that will help ensure an accurate result.
Do You Need to Fast?
No fasting is required. You can eat and drink normally before the test and have it done at any time of day.
Practical Tips Before Your Test
Keep the following points in mind before your appointment for the Cardiolipin Antibody IgM Test procedure:
- Bring a detailed clinical history, including your symptoms, previous test results, and medical records, as this is required for the test.
- Inform your doctor about all current medications, as some drugs (such as certain blood pressure medicines) can affect results.
- Stay well-hydrated, as this makes the blood draw easier.
- Wear clothing with loose or short sleeves for easy access to your arm.
Step-by-Step Procedure
Here is what to expect during sample collection:
- A trained phlebotomist cleans the inside of your elbow with an antiseptic solution.
- A needle is gently inserted into a vein to draw blood (this is called venepuncture).
- Approximately 3 ml of blood is collected into a sterile gel tube.
- The needle is removed, and a small cotton pad or bandage is applied to the site.
- The serum (the liquid part of blood) is separated from the cells within 2 hours of collection.
- The sample is refrigerated and sent to the laboratory, where it is tested using an enzyme immunoassay (EIA) method.
Factors That Can Affect Accuracy
Several factors can influence the test result:
- Recent or active infections (such as hepatitis C, HIV, or Epstein-Barr virus) can temporarily raise antibody levels.
- The presence of IgM rheumatoid factor (an antibody related to rheumatoid arthritis) can cause a falsely elevated result.
- Certain medications, including chlorpromazine, procainamide, quinidine, and phenytoin, can trigger antibody production.
- Different laboratory methods may yield slightly different results.
Understanding Your Cardiolipin Antibody IgM Test Results
Results are reported in MPL units (IgM phospholipid units), where one MPL unit equals 1 microgram of IgM antibody. Always review your results with your doctor for proper interpretation.
| Result Category | Range (MPL Units) | Typical Interpretation |
|---|---|---|
| Negative (Normal) | 12 MPL or less | No significant anticardiolipin IgM antibodies detected |
| Indeterminate | 13–19 MPL | Borderline level; may require repeat testing for confirmation |
| Low to Moderately Positive | 20–80 MPL | Elevated level; may suggest increased risk and requires clinical correlation |
| High Positive | 81 MPL or greater | Strongly elevated level; further evaluation required |
These ranges are general guidelines. Your doctor will interpret your results based on your age, health history, and other factors. Always consult a qualified healthcare professional for personalised medical advice.
Results During Special Conditions
Certain situations can alter how results are interpreted:
- Active infections, including viral conditions such as hepatitis C, HIV, and COVID-19, can cause a temporary rise in anticardiolipin antibody levels that resolves once the infection clears.
- The presence of IgM rheumatoid factor in the blood can produce a falsely positive IgM anticardiolipin result, which a doctor will take into account during interpretation.
How to Maintain Healthy Levels
While autoimmune antibody levels cannot always be controlled through lifestyle alone, the following habits support general health:
- Stay physically active and maintain a healthy weight, which can reduce the risk of complications associated with autoimmune conditions.
- Avoid smoking, as it increases the risk of blood clots.
- Attend all follow-up appointments if your doctor recommends repeat testing.
Lupin Diagnostics Cardiolipin Antibody IgM Test Price and Home Collection
The Cardiolipin Antibody IgM test cost at Lupin Diagnostics starts at ₹800. Home sample collection is available, making the Cardiolipin Antibody IgM test convenient to book from your home.
| City | Approximate Price (₹) |
|---|---|
| BHOPAL | 800 |
| CHENNAI | 800 |
| HYDERABAD | 800 |
| KOLKATA | 800 |
| NAVI MUMBAI | 800 |
| PUNE | 800 |
Prices are indicative and may vary by location. Please confirm the current price at the time of booking.
How to Book
Follow these steps to book your Cardiolipin Antibody IgM test online:
- Select the test on the Lupin Diagnostics website.
- Choose your city and preferred time slot.
- Opt for home sample collection by a certified phlebotomist, or visit your nearest Lupin Diagnostics centre.
- Receive your report via email or WhatsApp within the stipulated turnaround time.
Home Collection
Lupin Diagnostics offers home sample collection for the Cardiolipin Antibody IgM test across cities in India. All samples are processed in NABL-accredited laboratories by qualified professionals. Your digital report is delivered directly to you via email or WhatsApp.
Frequently Asked Questions
This test detects IgM autoantibodies that target cardiolipin, a lipid involved in blood clotting. It helps doctors investigate unexplained blood clots, recurrent miscarriages, and autoimmune conditions such as antiphospholipid syndrome and systemic lupus erythematosus.
Not on its own. To confirm antiphospholipid syndrome, the antibodies must be detected on at least two separate occasions, at least 12 weeks apart. A single positive result may be temporary and linked to an infection or other cause.
Yes. Certain viral and bacterial infections, including hepatitis C, HIV, and Epstein-Barr virus, can temporarily raise anticardiolipin antibody levels. These usually return to normal once the infection resolves and do not carry the same clinical significance as persistent positivity.
IgM antibodies appear early in the immune response and may suggest recent immune activation. IgG antibodies persist longer and are associated with chronic immune activity. Of the two, IgG cardiolipin antibodies carry greater diagnostic weight and a higher risk for confirmed antiphospholipid syndrome.
No fasting or special preparation is required. However, you should bring a detailed clinical history, including your symptoms and previous test results, and inform your doctor of all medications you are currently taking.
The presence of these antibodies indicates a risk factor but cannot predict whether a person will develop blood clots or how frequently they might occur. Your doctor will assess your overall risk based on your full clinical picture.
If the initial result is positive, your doctor will typically ask you to repeat the test after 12 weeks to determine whether the antibodies are persistent. In patients with confirmed autoimmune conditions, the test may be repeated periodically to monitor disease activity.
Cardiolipin Antibody IgM Test: Booking, Price, and Results
