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Hemoglobin D Punjab(HbD) Mutation Study Test

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Hemoglobin D Punjab(HbD) Mutation Study Test

Short Name: HbD Mutation Study

Also known as: HbD Punjab Mutation Analysis, Hemoglobin D Punjab Genetic Test, HbD Punjab Study

Hemoglobin D Punjab(HbD) Mutation Study Test test available at DNA Labs India for ₹6,000. Uses End Point PCR on Amniotic fluid / Chorionic villi / Cord blood samples. Results in Reports are typically available within 7-8 days after the sample is received by the laboratory.. Free home collection in 300+ cities across India.

Molecular🏠 Home Collection

✍️ Written By

🩺 Medically Reviewed By

Dr Pasupathy Arumugam

Dr Pasupathy Arumugam

Consultant Pathologist · Reg: 21521

Last reviewed: September 7, 2026

Overview

The purpose of the Hemoglobin D Punjab mutation study is to detect the presence of the HbD mutation in the HBB gene. This test is used for: 1) Confirming a diagnosis of HbD disease or trait in individuals with abnormal hemoglobin on electrophoresis or HPLC. 2) Identifying carriers of HbD mutation for genetic counseling. 3) Prenatal diagnosis in couples at risk of having a child with HbD disease or HbD/S compound heterozygosity. 4) Differentiating HbD from other hemoglobin variants with similar electrophoretic mobility. 5) Guiding clinical management and surveillance for potential complications.

Test Code
6109
CPT Code
81249
ICD Code
D58.2
Price
₹6,000
Sample Type
Amniotic fluid / Chorionic villi / Cord blood
Result Time
Reports are typically available within 7-8 days after the sample is received by the laboratory.
Fasting Required
No
Method
End Point PCR
Step 1

Sample Collection

No special preparation is required. However, a doctor's prescription is mandatory. For prenatal samples, the procedure will be explained by the gynecologist.

Method: Blood draw or prenatal sample collection

Step 2

Laboratory Analysis

For blood samples, a standard venipuncture will be performed. For prenatal samples, the procedure (amniocentesis/CVS) is done by a specialist under ultrasound guidance.

Step 3

Report Delivery

You can resume normal activities immediately. For prenatal procedures, follow your doctor's advice regarding rest and any precautions.

Timeline: Reports are typically available within 7-8 days after the sample is received by the laboratory.

Patient Instructions

1
Before the Test:No special preparation. Ensure you have a doctor's prescription. For prenatal testing, the procedure will be scheduled by your gynecologist.
2
During the Test:A blood sample will be drawn from your arm. For prenatal samples, a minor procedure will be performed by a specialist.
3
After the Test:You can resume normal activities. For prenatal procedures, follow your doctor's instructions.

About This Test

Who Should Get This Test

The purpose of the Hemoglobin D Punjab mutation study is to detect the presence of the HbD mutation in the HBB gene. This test is used for: 1) Confirming a diagnosis of HbD disease or trait in individuals with abnormal hemoglobin on electrophoresis or HPLC. 2) Identifying carriers of HbD mutation for genetic counseling. 3) Prenatal diagnosis in couples at risk of having a child with HbD disease or HbD/S compound heterozygosity. 4) Differentiating HbD from other hemoglobin variants with similar electrophoretic mobility. 5) Guiding clinical management and surveillance for potential complications.

How to Prepare

  • Blood sample: Collect in EDTA vacutainer (2 ml).
  • Amniotic fluid: Collect in sterile container.
  • Chorionic villi: Collect in sterile container with normal saline.
  • Cord blood: Collect in EDTA vacutainer.
  • Transport at cool pack/ambient temperature.

Doctor's Notes

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

"Hemoglobin D Punjab is a structural hemoglobin variant that can interact with other hemoglobinopathies, especially HbS, leading to variable clinical severity. Genetic testing is essential for accurate diagnosis and genetic counseling."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeAmniotic fluid / Chorionic villi / Cord blood
Sample Volume2 ml
ContainerSterile container / Sterile Normal Saline Container / EDTA Vacutainer (2ml)
Collection MethodBlood draw or prenatal sample collection

Sample Stability

Blood (EDTA): 24 hours at room temperature, 3 days at 2-8°C
Amniotic fluid: 24 hours at room temperature, 48 hours at 2-8°C
Chorionic villi: 24 hours at room temperature, 48 hours at 2-8°C
Cord blood: 24 hours at room temperature, 3 days at 2-8°C
Sample Rejection Criteria:
  • Hemolyzed or clotted blood sample
  • Insufficient sample volume
  • Sample received after prolonged transit time (>72 hours) without proper storage
  • Prenatal samples contaminated with maternal blood

Understanding Your Results

The HbD Punjab mutation study is a qualitative test that detects the presence or absence of the specific mutation. Results are reported as 'Negative' or 'Positive'. A positive result indicates the presence of the HbD mutation, but further testing may be needed to determine zygosity (heterozygous or homozygous) and to rule out other hemoglobin variants.
📊

Negative

No HbD Punjab mutation detected. The individual is unlikely to have HbD disease or trait.

📊

Positive (Heterozygous)

One copy of the HbD mutation is present. This indicates HbD trait, usually asymptomatic or mild anemia. Carrier status should be communicated to family members.

📊

Positive (Homozygous)

Two copies of the HbD mutation are present. This may cause mild to moderate hemolytic anemia, splenomegaly, and jaundice. Clinical monitoring is recommended.

📊

Positive (Compound Heterozygous with HbS)

Presence of both HbD and HbS mutations. This can cause severe sickle cell disease-like symptoms. Urgent clinical management is required.

⚠️ When to Consult a Doctor:

Consult a doctor if you have a family history of hemoglobin disorders, or if you experience unexplained anemia, fatigue, jaundice, or abdominal pain. Also, if you are planning a pregnancy and belong to a high-risk group, genetic counseling is advised.

Limitations

  • ⚠This test detects only the HbD Punjab mutation (HBB c.364G>C) and not other rare HbD variants.
  • ⚠It does not assess the severity of clinical symptoms; clinical correlation is required.
  • ⚠Genetic counseling is recommended for interpretation of results, especially in prenatal cases.
  • ⚠The test may not detect other coexisting hemoglobinopathies unless specifically tested.

Risks & Considerations

  • ●Blood draw: minimal risk of bruising or infection
  • ●Amniocentesis: small risk of miscarriage (0.1-0.3%)
  • ●CVS: small risk of miscarriage (0.5-1%)
  • ●Cord blood sampling: rare complications

Interfering Factors

  • ●Recent blood transfusion within 3 months may dilute the sample and affect results.
  • ●Bone marrow transplantation can alter the genetic profile.
  • ●Contamination of prenatal samples with maternal cells may cause false results.
  • ●Improper sample handling or storage may degrade DNA.

Compare With Similar Tests

TestHemoglobin D Punjab(HbD) Mutation StudyHemoglobin ElectrophoresisHPLC (High-Performance Liquid Chromatography)HbD Mutation Study (PCR)
ComparisonHemoglobin D Punjab(HbD) Mutation Study

Frequently Asked Questions

What is Hemoglobin D Punjab (HbD) disease?
Hemoglobin D Punjab is a genetic condition caused by a mutation in the beta-globin gene, leading to an abnormal hemoglobin variant. It can cause mild anemia or no symptoms in carriers, but when combined with other hemoglobin variants like HbS, it can lead to severe symptoms.
Who should get the HbD mutation study?
Individuals with a family history of HbD, those with abnormal hemoglobin electrophoresis, or those experiencing unexplained anemia or jaundice should consider this test. It is also recommended for prenatal diagnosis in high-risk couples.
What is the cost of the HbD mutation study at DNA Labs India?
The test costs INR 6000, which includes home sample collection and online report access. This is a discounted price available for online bookings.
What sample is required for the HbD mutation study?
The sample can be amniotic fluid, chorionic villi, cord blood, or a blood sample (EDTA). The specific sample type depends on the clinical indication and whether it is a prenatal or postnatal test.
Is fasting required before the test?
No, fasting is not required for this genetic test. You can eat and drink normally before sample collection.
How long does it take to get the results?
The turnaround time is 7-8 days from the date the sample is received at the laboratory.
Can the test be done during pregnancy?
Yes, prenatal testing can be done using amniotic fluid or chorionic villi samples. However, a doctor's prescription is required, and the procedure is performed by a specialist.
What does a positive result mean?
A positive result indicates the presence of the HbD mutation. It could be heterozygous (trait) or homozygous (disease). Further genetic counseling is recommended to understand the implications.
Is home sample collection available?
Yes, DNA Labs India offers free home sample collection for online bookings across major cities in India. The phlebotomist will visit your location for blood sample collection.
Does the test require a doctor's prescription?
Yes, a doctor's prescription is required for this test. However, it is not applicable for surgery, pregnancy cases, or individuals planning to travel abroad.
What is the difference between HbD trait and HbD disease?
HbD trait (heterozygous) means you have one copy of the mutation and usually no symptoms. HbD disease (homozygous) means you have two copies and may experience mild to moderate anemia, jaundice, and splenomegaly.
Can HbD mutation be detected by routine blood tests?
Routine blood tests like CBC may show mild anemia, but specific tests like hemoglobin electrophoresis or HPLC can suggest HbD. The definitive diagnosis is made by genetic testing (PCR) which detects the mutation.
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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