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NHEJ1 Gene Severe combined immunodeficiency with microcephaly, growth retardation, and sensitivity to ionizing radiation NGS Genetic Test

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NHEJ1 Gene Severe combined immunodeficiency with microcephaly, growth retardation, and sensitivity to ionizing radiation NGS Genetic Test

Short Name: NHEJ1 Gene SCID NGS Test

Also known as: NHEJ1 Gene SCID, Severe Combined Immunodeficiency with Microcephaly

NHEJ1 Gene Severe combined immunodeficiency with microcephaly, growth retardation, and sensitivity to ionizing radiation NGS Genetic Test test available at DNA Labs India for ₹20,000. Uses Next-Generation Sequencing (NGS) on Blood or Extracted DNA or One drop Blood on FTA Card samples. Results in 3 to 4 weeks. Free home collection in 300+ cities across India.

Next-Generation Sequencing (NGS)🏠 Home Collection

🩺 Medically Reviewed By

Overview

To diagnose severe combined immunodeficiency caused by mutations in the NHEJ1 gene, providing information for clinical management and genetic counseling.

Test Code
2473
Price
₹20,000
Sample Type
Blood or Extracted DNA or One drop Blood on FTA Card
Result Time
3 to 4 weeks
Fasting Required
No
Method
Next-Generation Sequencing (NGS)
Step 1

Sample Collection

Provide detailed clinical history and family pedigree during genetic counseling.

Method: Blood Draw

Step 2

Laboratory Analysis

Blood sample will be drawn by a trained phlebotomist using standard venipuncture techniques.

Step 3

Report Delivery

Apply pressure to the puncture site to stop bleeding and avoid strenuous activity.

Timeline: 3 to 4 weeks

Patient Instructions

1
Before the Test:Consult with a genetic counselor and provide medical history.
2
During the Test:Sample collection procedure as per instructions.
3
After the Test:Wait for report delivery and follow-up with physician for interpretation.

About This Test

Who Should Get This Test

To diagnose severe combined immunodeficiency caused by mutations in the NHEJ1 gene, providing information for clinical management and genetic counseling.

How to Prepare

  • Provide clinical history of patient
  • Undergo genetic counseling session
  • Draw pedigree chart of family members

Doctor's Notes

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

"This test is crucial for diagnosing NHEJ1-related SCID, which presents with microcephaly and growth issues. Early detection allows for better management and genetic counseling."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeBlood or Extracted DNA or One drop Blood on FTA Card
Collection MethodBlood Draw

Sample Stability

Blood samples stable at room temperature for 24 hours
Extracted DNA stable at -20°C for long-term storage
Sample Rejection Criteria:
  • Hemolyzed sample
  • Insufficient sample volume
  • Improperly labeled samples

Understanding Your Results

Results indicate the presence or absence of pathogenic mutations in the NHEJ1 gene associated with SCID.
Positive result: Pathogenic mutation detected, confirming diagnosis of NHEJ1-related SCID.
Negative result: No pathogenic variants found, but clinical correlation is advised.
Variant of uncertain significance: Further testing or family studies may be recommended.
⚠️ When to Consult a Doctor:

If symptoms of SCID are present, such as frequent infections or growth issues, or if there is a family history of genetic disorders.

Limitations

  • May not detect all types of mutations in the NHEJ1 gene
  • Results require interpretation by a genetic specialist

Risks & Considerations

  • Slight pain or bruising at puncture site
  • Minimal risk of infection

Interfering Factors

  • Sample contamination
  • Improper sample storage

Frequently Asked Questions

What is the NHEJ1 Gene SCID NGS Genetic Test?
It is a genetic test that uses Next-Generation Sequencing to identify mutations in the NHEJ1 gene, which causes severe combined immunodeficiency with microcephaly and growth retardation.
Who should take this test?
Individuals with symptoms such as microcephaly, growth retardation, frequent infections, or a family history of SCID should consider this test.
What are the symptoms of NHEJ1-related SCID?
Symptoms include microcephaly, growth retardation, sensitivity to ionizing radiation, frequent severe infections, chronic diarrhea, failure to thrive, and developmental delay.
How is the test performed?
The test involves analyzing a blood or DNA sample using NGS technology to detect mutations in the NHEJ1 gene.
What sample is required for the test?
A blood sample, extracted DNA, or one drop of blood on an FTA card is required.
How long does it take to get results?
Results are typically available within 3 to 4 weeks after sample collection.
What is the cost of the test?
The cost is INR 20,000 at DNA Labs India, with free home sample collection available.
Is home sample collection available?
Yes, free home sample collection is offered for online bookings across India.
What does a positive result mean?
A positive result indicates a pathogenic mutation in the NHEJ1 gene, confirming a diagnosis of NHEJ1-related SCID.
What are the treatment options for SCID?
Treatment may include stem cell transplantation, gene therapy, or supportive care, depending on the specific mutation and clinical condition.
Is genetic counseling necessary?
Yes, genetic counseling is recommended before and after the test to understand implications and guide family planning.
How accurate is the NGS test?
NGS is highly accurate for detecting genetic mutations, but results should be interpreted by a qualified genetic specialist.
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.

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