HLA - A2 (A*02) Test
Short Name: HLA-A2 Test
Also known as: HLA-A*02, Human Leukocyte Antigen A2, HLA-A2 Antigen Test
HLA - A2 (A*02) Test test available at DNA Labs India for ₹6,000. Uses Reverse SSOP - Luminex on Whole blood samples. Results in Reports are typically available within 10-12 days after sample collection.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr SULOCHANA HEMCHANDRA HOLLA
Consultant Medical Geneticist · Reg: 8532
Last reviewed: September 7, 2026
Overview
The purpose of the HLA - A2 (A*02) test is to identify the presence of the HLA-A2 genetic marker, which can indicate increased risk for conditions like Alzheimer's disease, chronic lung disease in newborns, autoimmune disorders, and certain infections. It aids in diagnosis, risk assessment, and personalized medical planning.
- Test Code
- 773
- Price
- ₹6,000
- Sample Type
- Whole blood
- Result Time
- Reports are typically available within 10-12 days after sample collection.
- Fasting Required
- No
- Method
- Reverse SSOP - Luminex
Sample Collection
No special preparation, fasting, or medication adjustments are required.
Method: Venipuncture
Laboratory Analysis
A healthcare professional will draw a blood sample from a vein in your arm using standard venipuncture procedure.
Report Delivery
Apply pressure to the puncture site with a bandage. Mild soreness or bruising may occur but resolves quickly.
Timeline: Reports are typically available within 10-12 days after sample collection.
Patient Instructions
About This Test
Who Should Get This Test
The purpose of the HLA - A2 (A*02) test is to identify the presence of the HLA-A2 genetic marker, which can indicate increased risk for conditions like Alzheimer's disease, chronic lung disease in newborns, autoimmune disorders, and certain infections. It aids in diagnosis, risk assessment, and personalized medical planning.
How to Prepare
- Collect 4 mL whole blood in EDTA tube or 6 mL in ACD tube
- Ship refrigerated; do not freeze
- Ensure proper labeling and documentation
Doctor's Notes
Reviewed by Dr SULOCHANA HEMCHANDRA HOLLA — MBBS, MD (Medical Genetics) · Reg. No. 8532
"HLA-A2 testing is valuable for assessing genetic predispositions to neurological and autoimmune conditions, aiding in early diagnosis and management."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Insufficient sample volume
- Hemolyzed or clotted sample
- Incorrect tube type or improper storage
Understanding Your Results
Positive (Detected)
HLA-A2 marker is present; may indicate increased risk for Alzheimer's disease, autoimmune disorders, or other conditions. Clinical correlation recommended.
Negative (Not Detected)
HLA-A2 marker is absent; lower risk for associated conditions, but other factors should be considered.
Consult a doctor if you experience symptoms like recurrent infections, chronic fatigue, joint pain, or have a family history of Alzheimer's disease or autoimmune disorders.
Limitations
- ⚠Does not diagnose specific diseases alone; requires clinical correlation
- ⚠Cannot determine disease severity or progression
- ⚠Results may vary with laboratory techniques
Risks & Considerations
- ●Minor pain or bruising at the puncture site
- ●Rare risk of infection or dizziness
- ●No significant long-term risks
Interfering Factors
- ●Hemolysis in the blood sample
- ●Improper sample storage or handling
- ●Recent blood transfusions may affect results
Compare With Similar Tests
| Test | HLA - A2 (A*02) Test | HLA-B Test | HLA-C Test | Complete HLA Typing |
|---|---|---|---|---|
| Comparison | HLA - A2 (A*02) Test |
Frequently Asked Questions
What is the HLA-A2 test?
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