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DNA Labs India

Sickle Cell Anemia Mutation Detection Test

DNA Labs India | ISO 9001:2015 Certified

Sickle Cell Anemia Mutation Detection Test

Short Name: SCA Mutation Detection

Sickle Cell Anemia Mutation Detection Test test available at DNA Labs India for ₹4,500. Uses PCR, Sequencing on Whole Blood samples. Results in Reports will be delivered within 4-5 days after sample collection.. Free home collection in 300+ cities across India.

Molecular Genetic Test🏠 Home Collection

🩺 Medically Reviewed By

Overview

The purpose of this test is to detect the specific genetic mutation (GAG>GTG at codon 6 of the HBB gene) responsible for sickle cell anemia. In heterozygous carriers, the presence of the normal allele typically ensures sufficient normal hemoglobin production to prevent severe polymerization; however, in homozygous individuals, long-chain polymers of hemoglobin S deform red blood cells into fragile, spiky shapes that block capillaries and cause ischemic tissue damage. This test assists clinicians in confirming a diagnosis of sickle cell disease, identifying carriers, and facilitating informed reproductive decisions.

Test Code
3635
Price
₹4,500
Sample Type
Whole Blood
Result Time
Reports will be delivered within 4-5 days after sample collection.
Fasting Required
No
Method
PCR, Sequencing
Step 1

Sample Collection

No special preparation is required. Please ensure to bring the duly filled Form 20. Inform your healthcare provider about any medications (especially hydroxyurea) and recent blood transfusions.

Method: Venipuncture

Step 2

Laboratory Analysis

A blood sample will be drawn from a vein in your arm by a trained phlebotomist.

Step 3

Report Delivery

You can resume normal activities immediately. Minor bruising at the puncture site may occur and will resolve on its own.

Timeline: Reports will be delivered within 4-5 days after sample collection.

Patient Instructions

1
Before the Test:No special preparation is required. Please ensure to bring the duly filled Form 20. Inform your healthcare provider about any medications (especially hydroxyurea) and recent blood transfusions.
2
During the Test:A blood sample will be drawn from a vein in your arm by a trained phlebotomist.
3
After the Test:You can resume normal activities immediately. Minor bruising at the puncture site may occur and will resolve on its own.

About This Test

Who Should Get This Test

The purpose of this test is to detect the specific genetic mutation (GAG>GTG at codon 6 of the HBB gene) responsible for sickle cell anemia. In heterozygous carriers, the presence of the normal allele typically ensures sufficient normal hemoglobin production to prevent severe polymerization; however, in homozygous individuals, long-chain polymers of hemoglobin S deform red blood cells into fragile, spiky shapes that block capillaries and cause ischemic tissue damage. This test assists clinicians in confirming a diagnosis of sickle cell disease, identifying carriers, and facilitating informed reproductive decisions.

How to Prepare

  • Collection tube: Lavender Top (EDTA)
  • Ship refrigerated; do not freeze
  • Mandatory: Duly filled Genomics requisition form (Form 20)

Doctor's Notes

Reviewed by — MBBS, MD (Pathology) · Reg. No. 21521

"Early confirmation of sickle cell mutation status is vital for effective management. I recommend this test for individuals with clinical suspicion, a family history of sickle cell disease, or for prenatal/preconception screening."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeWhole Blood
Sample Volume4 mL (2 mL min.)
ContainerLavender Top (EDTA) tube
Collection MethodVenipuncture

Sample Stability

Room Temperature
Refrigerated (2-8°C)
Frozen
Sample Rejection Criteria:
  • Sample received frozen
  • Insufficient volume (<2 mL)
  • Clotted or hemolyzed sample
  • Missing or incomplete requisition form (Form 20)

Understanding Your Results

Results are reported as positive or negative for the sickle cell mutation, with zygosity indicated for positive cases.
Positive: Detection of the sickle cell mutation. Homozygous means sickle cell anemia; heterozygous means carrier (trait).
Negative: No sickle cell mutation detected. Other hemoglobinopathies should be considered if clinically suspected.
⚠️ When to Consult a Doctor:

If you or your child experience symptoms like painful episodes, fatigue, jaundice, or have a family history of sickle cell disease, consult a physician or genetic counsellor for further evaluation and testing.

Limitations

  • This test detects the common sickle cell mutation (GAG>GTG). It may not detect other rare beta-globin gene mutations causing sickle cell disease; in such cases, full gene sequencing may be needed.

Risks & Considerations

  • Minor pain or bruising at the injection site
  • Lightheadedness or fainting (rare)
  • Infection (very rare)

Frequently Asked Questions

What is sickle cell anemia?
Sickle cell anemia is an inherited blood disorder where red blood cells become sickle-shaped and break down quickly, causing anemia, pain, and organ damage.
What is the Sickle Cell Anemia Mutation Detection Test?
It is a genetic test that identifies the mutation in the HBB gene causing sickle cell disease (GAG>GTG), performed using PCR and sequencing.
Who should take this test?
Individuals with symptoms like pain crises, fatigue, jaundice, or a family history of sickle cell disease, and couples considering pregnancy in high-risk groups.
How much does the test cost in India?
At DNA Labs India, the test costs INR 4500, with free home sample collection available in many cities.
Do I need to fast before the test?
No fasting is required. You must provide a duly filled requisition form (Form 20).
What does a positive result mean?
A positive result indicates the presence of the sickle cell mutation. The report will state whether the patient is a carrier (heterozygous) or affected (homozygous) based on zygosity.
What does a negative result mean?
A negative result means no sickle cell mutation was detected, making it unlikely that the patient has sickle cell disease or trait.
How is the sample collected?
A blood sample (4 mL) is collected in an EDTA (lavender top) tube by venipuncture.
Can this test be done during pregnancy?
Yes, with appropriate genetic counselling and consent. A sample of amniotic fluid or chorionic villus sampling can also be used for prenatal diagnosis.
How long does the test take to report?
Samples received by Monday 11 am are typically reported by Friday (about 4-5 days).
Is this test different from hemoglobin electrophoresis?
Yes. Hemoglobin electrophoresis detects abnormal hemoglobins (like HbS) in blood, while the mutation detection test identifies the exact DNA genetic change. The latter is more definitive for diagnosis and carrier screening.
Are there any risks associated with the test?
The blood draw is very safe. Possible risks include minor bruising, soreness, lightheadedness, or very rarely infection.
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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Your medical data is protected under Indian law.

Stored in India: All patient records are stored on servers located in India. No data is transferred outside the country.

DPDP Act Compliant: Under the Digital Personal Data Protection Act 2023, you can request deletion of your records at any time by contacting support.

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