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DNA Labs India

Carrier Screening Test

DNA Labs India | ISO 9001:2015 Certified

Carrier Screening Test

Also known as: Carrier Genetic Screening, Reproductive Carrier Screening, Expanded Carrier Screening

Carrier Screening Test test available at DNA Labs India for ₹60,000. Uses Next-Generation Sequencing (NGS), PCR on Blood samples. Results in Reports are typically delivered within 4 weeks from sample collection. You will be notified via email or WhatsApp when your report is ready.. Free home collection in 300+ cities across India.

GeneticAdults (18+)🏠 Home Collection

✍️ Written By

🩺 Medically Reviewed By

Dr SULOCHANA HEMCHANDRA HOLLA

Dr SULOCHANA HEMCHANDRA HOLLA

Consultant Medical Geneticist · Reg: 8532

Last reviewed: September 7, 2026

Overview

The primary purpose of carrier screening is to identify individuals who carry a gene mutation for an autosomal recessive or X-linked disorder. This information is crucial for couples planning a family, as it helps assess the risk of passing on a genetic condition to their offspring. By knowing carrier status, couples can explore options such as preimplantation genetic diagnosis (PGD), prenatal testing, or adoption. Carrier screening is also valuable for individuals with a family history of a genetic disorder or those from ethnic groups with higher carrier frequencies. The test aims to provide actionable information that supports reproductive autonomy and informed decision-making.

Test Code
6290
CPT Code
81435
ICD Code
Z13.71
Price
₹60,000
Sample Type
Blood
Result Time
Reports are typically delivered within 4 weeks from sample collection. You will be notified via email or WhatsApp when your report is ready.
Fasting Required
No
Method
Next-Generation Sequencing (NGS), PCR
Step 1

Sample Collection

No special preparation is required. However, it is recommended to have genetic counseling before the test to understand the implications. Inform your healthcare provider about any recent blood transfusions or bone marrow transplants.

Method: Venipuncture

Step 2

Laboratory Analysis

A blood sample is drawn from a vein in your arm. The procedure is quick and routine, with minimal discomfort.

Step 3

Report Delivery

You can resume normal activities immediately. A small bruise may appear at the puncture site, which is normal. Results are typically available within 4 weeks.

Timeline: Reports are typically delivered within 4 weeks from sample collection. You will be notified via email or WhatsApp when your report is ready.

Patient Instructions

1
Before the Test:No special preparation. Genetic counseling is recommended before the test to understand the implications and possible outcomes.
2
During the Test:A blood sample is collected from a vein. The process takes about 5 minutes.
3
After the Test:You can go about your normal routine. Results will be available in 4 weeks. A genetic counselor will discuss the results with you.

About This Test

Who Should Get This Test

The primary purpose of carrier screening is to identify individuals who carry a gene mutation for an autosomal recessive or X-linked disorder. This information is crucial for couples planning a family, as it helps assess the risk of passing on a genetic condition to their offspring. By knowing carrier status, couples can explore options such as preimplantation genetic diagnosis (PGD), prenatal testing, or adoption. Carrier screening is also valuable for individuals with a family history of a genetic disorder or those from ethnic groups with higher carrier frequencies. The test aims to provide actionable information that supports reproductive autonomy and informed decision-making.

How to Prepare

  • No fasting required
  • Inform about any recent blood transfusion or bone marrow transplant
  • Carry a valid ID for verification
  • Home sample collection available – book online for free collection

Doctor's Notes

Reviewed by — MBBS, MD (Medical Genetics) · Reg. No. 8532

"Carrier screening is a vital step for couples planning a family. Identifying carrier status before pregnancy allows informed reproductive choices, including preimplantation genetic diagnosis or prenatal testing. At DNA Labs India, we ensure accurate and confidential results to guide your decisions."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeBlood
Sample Volume5 mL
ContainerEDTA (purple top) tube
Collection MethodVenipuncture

Sample Stability

Room temperature (20-25°C)24 hours
Refrigerated (2-8°C)7 days
Frozen (-20°C)1 month
Sample Rejection Criteria:
  • Hemolyzed sample
  • Clotted sample
  • Incorrect tube used
  • Sample not labeled properly
  • Sample received after prolonged delay without proper storage

Understanding Your Results

Carrier screening results are reported as 'positive' (carrier) or 'negative' (non-carrier) for each disorder tested. A positive result indicates the presence of one mutated gene copy, meaning you are a carrier. A negative result significantly reduces the likelihood of being a carrier, but residual risk remains due to rare mutations not covered by the panel.
📊

Positive for a disorder

You are a carrier. If your partner is also a carrier, there is a 25% chance of having an affected child. Genetic counseling is recommended.

📊

Negative for a disorder

No mutation detected. The risk of being a carrier is low, but not zero. Residual risk may be discussed with your counselor.

📊

Inconclusive

Results could not be determined. Repeat testing or additional analysis may be needed.

⚠️ When to Consult a Doctor:

Consult a genetic counselor or your healthcare provider if you receive a positive carrier result, if you have a family history of a genetic disorder, or if you are planning pregnancy and want to understand your risks. Also, consult if you have questions about reproductive options or need guidance on prenatal testing.

Limitations

  • ⚠Screening does not detect all possible mutations; residual risk remains
  • ⚠Not diagnostic for affected individuals
  • ⚠Does not assess all genetic disorders
  • ⚠Results may be inconclusive in rare cases
  • ⚠Requires genetic counseling for proper interpretation

Risks & Considerations

  • ●Minimal risk of bruising or infection at the puncture site
  • ●Psychological impact of carrier status
  • ●Potential for anxiety while waiting for results

Interfering Factors

  • ●Recent blood transfusion (within 6 weeks) may dilute DNA and affect results
  • ●Bone marrow transplantation can alter genetic results
  • ●Contamination of sample during collection
  • ●Incorrect sample labeling

Compare With Similar Tests

TestCarrier ScreeningCarrier ScreeningDiagnostic Genetic Testing (e.g., Amniocentesis)
ComparisonCarrier Screening

Frequently Asked Questions

What is carrier screening?
Carrier screening is a genetic test that identifies whether you carry a gene mutation for an inherited disorder. Carriers usually have no symptoms but can pass the mutation to their children.
Who should get carrier screening?
It is recommended for all individuals planning pregnancy, especially those with a family history of genetic disorders, certain ethnic backgrounds, or consanguineous relationships.
How is the test performed?
A simple blood sample is collected from your arm. No fasting is required. The sample is sent to the lab for genetic analysis.
What is the cost of carrier screening at DNA Labs India?
The cost is INR 60000, which includes genetic counseling and a comprehensive report. Free home sample collection is available for online bookings.
How long does it take to get results?
Results are typically available within 4 weeks after the sample is received by the laboratory.
What does a positive carrier result mean?
A positive result means you carry one copy of a mutated gene. If your partner is also a carrier, there is a 25% chance with each pregnancy that your child will be affected.
What does a negative carrier result mean?
A negative result means no mutation was detected for the tested disorders. However, there is a small residual risk due to rare mutations not covered by the panel.
Is carrier screening covered by insurance?
Most insurance plans do not cover carrier screening. It is advisable to check with your insurance provider for coverage details.
Can carrier screening be done during pregnancy?
Yes, carrier screening can be done during pregnancy, ideally in the first trimester, to help you make informed decisions about prenatal testing.
Is home sample collection available?
Yes, we offer free home sample collection for online bookings across major cities in India. Our phlebotomist will visit your location at a convenient time.
Do I need genetic counseling?
Genetic counseling is strongly recommended before and after the test to help you understand the implications and explore reproductive options.
What disorders are included in the carrier screening panel?
The panel includes common disorders such as cystic fibrosis, sickle cell anemia, Tay-Sachs disease, spinal muscular atrophy, fragile X syndrome, and thalassemias, among others.
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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For Hospitals & Clinics

Reference Laboratory Services

We serve as a reference laboratory for hospitals and clinics across India. Send samples from your facility with same-day pickup, priority processing, and results delivered through our online portal. Competitive institutional pricing available.

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