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RNASEH2B Gene Aicardi-Goutieres Syndrome Type 2 NGS Genetic Test

DNA Labs India | ISO 9001:2015 Certified

RNASEH2B Gene Aicardi-Goutieres Syndrome Type 2 NGS Genetic Test

Short Name: AGS Type 2 NGS Test

Also known as: AGS Type 2, RNASEH2B-related Aicardi-Goutieres syndrome

RNASEH2B Gene Aicardi-Goutieres Syndrome Type 2 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 Reports available in 3 to 4 weeks after sample receipt.. Free home collection in 300+ cities across India.

NGS Genetic Test🏠 Home Collection

🩺 Medically Reviewed By

Overview

To diagnose Aicardi-Goutieres Syndrome type 2 by identifying pathogenic mutations in the RNASEH2B gene using Next Generation Sequencing, aiding in clinical management and genetic counseling.

Test Code
1503
Price
₹20,000
Sample Type
Blood or Extracted DNA or One drop Blood on FTA Card
Result Time
Reports available in 3 to 4 weeks after sample receipt.
Fasting Required
No
Method
Next Generation Sequencing (NGS)
Step 1

Sample Collection

Genetic counseling session to discuss test implications, family history, and obtain informed consent. Ensure sample collection is scheduled appropriately.

Method: Venipuncture or FTA card application

Step 2

Laboratory Analysis

Blood sample collected via venipuncture or FTA card application. Minimal discomfort, similar to routine blood draw.

Step 3

Report Delivery

Apply pressure to the puncture site to prevent bruising. Resume normal activities unless otherwise advised.

Timeline: Reports available in 3 to 4 weeks after sample receipt.

Patient Instructions

1
Before the Test:Genetic counseling to discuss benefits, risks, and implications. Provide clinical history and family pedigree chart.
2
During the Test:Sample collection followed by NGS laboratory analysis to sequence the RNASEH2B gene.
3
After the Test:Report generation and delivery; follow-up counseling to discuss results and next steps.

About This Test

Who Should Get This Test

To diagnose Aicardi-Goutieres Syndrome type 2 by identifying pathogenic mutations in the RNASEH2B gene using Next Generation Sequencing, aiding in clinical management and genetic counseling.

How to Prepare

  • Fast for 4-6 hours if required for other tests, but not mandatory for this test.
  • Bring identification and prescription if available.
  • Ensure proper labeling of sample with patient details.

Doctor's Notes

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

"Genetic testing for AGS type 2 via NGS is vital for early diagnosis, guiding management, and family counseling to address neurological symptoms."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeBlood or Extracted DNA or One drop Blood on FTA Card
Sample Volume5 mL blood
ContainerEDTA tube or FTA card
Collection MethodVenipuncture or FTA card application

Sample Stability

Blood sample stable for 24 hours at room temperature
FTA card samples stable for several days at room temperature
Extracted DNA stable for long-term storage at -20°C
Sample Rejection Criteria:
  • Insufficient sample volume
  • Hemolyzed or clotted blood sample
  • Improper labeling or missing patient information
  • Contaminated sample

Understanding Your Results

Results indicate whether pathogenic mutations in the RNASEH2B gene are detected, which can confirm a diagnosis of AGS type 2. Genetic counseling is recommended to understand findings.
📊

No pathogenic variants detected

Suggests no mutations in RNASEH2B gene; AGS type 2 unlikely but clinical correlation needed.

📊

Pathogenic variant detected

Confirms genetic cause of AGS type 2; supports diagnosis and guides management.

📊

Variant of uncertain significance

Further testing or family studies may be required to clarify significance.

⚠️ When to Consult a Doctor:

If symptoms such as seizures, developmental delays, or vision problems are present, especially in infants. Consult a neurologist or geneticist for evaluation and test interpretation.

Limitations

  • May not detect all types of mutations, such as large deletions or intronic variants
  • Does not assess other genes associated with AGS or similar disorders
  • Results require interpretation by a geneticist in clinical context

Risks & Considerations

  • Minimal risk from blood draw, such as bruising or infection
  • Psychological impact of genetic diagnosis; counseling provided

Interfering Factors

  • Poor sample quality or insufficient DNA
  • Hemolyzed blood sample
  • Contamination during collection or processing
  • Recent blood transfusions may affect results

Compare With Similar Tests

TestRNASEH2B Gene Aicardi-Goutieres Syndrome Type 2 NGS Genetic TestBrain MRICerebrospinal Fluid AnalysisSingle Gene Sanger SequencingWhole Exome Sequencing
ComparisonRNASEH2B Gene Aicardi-Goutieres Syndrome Type 2 NGS Genetic TestImaging can show brain abnormalities but cannot identify genetic mutations.May indicate inflammation but not specific to AGS type 2.NGS is more comprehensive for detecting multiple variants in RNASEH2B gene.Broader scope but more costly; NGS targeted test is specific and cost-effective for AGS type 2.

Frequently Asked Questions

What is Aicardi-Goutieres Syndrome Type 2?
AGS type 2 is a rare genetic disorder caused by mutations in the RNASEH2B gene, leading to neurological issues like seizures and developmental delays.
How is AGS type 2 diagnosed?
Diagnosis involves clinical evaluation, brain MRI, cerebrospinal fluid analysis, and genetic testing to confirm RNASEH2B mutations.
What does the NGS genetic test involve?
It uses Next Generation Sequencing to analyze the RNASEH2B gene for mutations from a blood or DNA sample.
What is the cost of the test in India?
The cost is INR 20,000 at DNA Labs India, including home collection and genetic counseling.
Is the test painful?
The test involves a blood draw, which may cause minor discomfort but is generally well-tolerated.
How long does it take to get results?
Reports are typically available in 3 to 4 weeks after sample collection.
Can the test be done at home?
Yes, DNA Labs India offers free home sample collection across many cities in India.
What if the test is positive?
A positive result confirms genetic diagnosis; genetic counseling will guide management and family planning.
Are there any risks?
Risks are minimal, such as bruising from blood draw; psychological support is available.
How should I prepare for the test?
No fasting required; provide clinical history and undergo genetic counseling beforehand.
Is the test accurate?
NGS is highly accurate for detecting mutations, but results must be interpreted by a geneticist.
What is included in the price?
The price includes sample collection, NGS analysis, genetic counseling session, and detailed clinical report.
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 Data Privacy

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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