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DNA Labs India

LARGE1 Gene Muscular dystrophy type 1D NGS Genetic Test

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LARGE1 Gene Muscular dystrophy type 1D NGS Genetic Test

Short Name: LARGE1 NGS Muscular Dystrophy Test

Also known as: LARGE1 Gene Muscular Dystrophy Type 1D Genetic Test, LARGE1 Gene NGS Analysis, Muscular Dystrophy Type 1D NGS Test

LARGE1 Gene Muscular dystrophy type 1D 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 The genetic test report is delivered in 3 to 4 weeks after sample receipt. Raw data files are provided with the final clinical report.. Free home collection in 300+ cities across India.

NGS Genetic TestChildren, Adolescents, and Adults🏠 Home Collection

🩺 Medically Reviewed By

Overview

The purpose of this NGS genetic test is to identify clinically significant variants in the LARGE1 gene, confirming the diagnosis of Muscular Dystrophy Type 1D in symptomatic individuals and enabling predictive testing in at-risk family members when appropriate.

Test Code
4348
Price
₹20,000
Sample Type
Blood or Extracted DNA or One drop Blood on FTA Card
Result Time
The genetic test report is delivered in 3 to 4 weeks after sample receipt. Raw data files are provided with the final clinical report.
Fasting Required
No
Method
Next Generation Sequencing (NGS)
Step 1

Sample Collection

No fasting is required. An informed consent process and genetic counselling session will be completed. Patients should bring their clinical history, any prior muscle biopsy or EMG findings, and information about affected family members.

Method: Venipuncture / FTA card spot

Step 2

Laboratory Analysis

A blood sample is taken from the arm by a trained phlebotomist. Alternatively, a single drop of blood may be collected on an FTA card. The sample is labeled and sent to the laboratory for DNA extraction and NGS analysis.

Step 3

Report Delivery

The laboratory will process the sample and perform sequence analysis. Once completed, the clinical report and raw data files are shared with the patient and the referring physician. A post-test genetic counselling session is arranged to explain the result.

Timeline: The genetic test report is delivered in 3 to 4 weeks after sample receipt. Raw data files are provided with the final clinical report.

Patient Instructions

1
Before the Test:No fasting is required. An informed consent process and genetic counselling session will be completed. Patients should bring their clinical history, any prior muscle biopsy or EMG findings, and information about affected family members.
2
During the Test:A blood sample is taken from the arm by a trained phlebotomist. Alternatively, a single drop of blood may be collected on an FTA card. The sample is labeled and sent to the laboratory for DNA extraction and NGS analysis.
3
After the Test:The laboratory will process the sample and perform sequence analysis. Once completed, the clinical report and raw data files are shared with the patient and the referring physician. A post-test genetic counselling session is arranged to explain the result.

About This Test

Who Should Get This Test

The purpose of this NGS genetic test is to identify clinically significant variants in the LARGE1 gene, confirming the diagnosis of Muscular Dystrophy Type 1D in symptomatic individuals and enabling predictive testing in at-risk family members when appropriate.

How to Prepare

  • Please provide informed consent before sample collection.
  • No fasting is required for this test.
  • For blood sample, collect in EDTA vacutainer.
  • If using FTA card, apply one drop of blood and let it dry.
  • Label the sample with patient ID and collection date.

Doctor's Notes

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

"This genetic test is typically ordered by a neurologist when clinical evaluation suggests an inherited myopathy. Confirming a LARGE1 gene variant can help distinguish type 1D from other muscular dystrophy subtypes, guide surveillance, and enable risk assessment for family members."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeBlood or Extracted DNA or One drop Blood on FTA Card
Sample Volume2-3 ml blood or equivalent DNA; one blood spot on FTA Card
ContainerEDTA vacutainer or FTA card
Collection MethodVenipuncture / FTA card spot

Sample Stability

EDTA blood: stable for up to 7 days at 2-8°C.
Extracted DNA: stable for 4 weeks at -20°C.
FTA card: stable at ambient temperature for 3 months.
Sample Rejection Criteria:
  • Sample received in improper container or without anticoagulant.
  • Hemolysed or clotted blood.
  • Unsuitable or contaminated FTA card.
  • Unlabeled or incorrectly labeled sample.
  • Insufficient sample quantity.

Understanding Your Results

Results should be interpreted in the context of the patient's clinical presentation, family history, and other laboratory findings. Variant classification follows international ACMG/AMP guidelines.
📊

No pathogenic variant detected

Negative for LARGE1-related muscular dystrophy type 1D in the analyzed regions.

📊

Pathogenic/likely pathogenic variant detected

Supports the clinical diagnosis of LARGE1-related muscular dystrophy type 1D.

📊

Variant of uncertain significance (VUS)

Variant found but clinical significance is not yet established; further studies/family testing may be required.

⚠️ When to Consult a Doctor:

See a neurologist or clinical geneticist if you have progressive muscle weakness, difficulty with daily activities, recurrent falls, or a family history of muscular dystrophy. Early genetic testing can help with diagnosis and management planning.

Risks & Considerations

  • No major physical risks associated with blood sample collection; slight bruising or pain at the puncture site.
  • Genetic test results can identify variants of uncertain significance, which may require additional testing.
  • Diagnosis may carry psychological impact for the patient and family.

Compare With Similar Tests

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Frequently Asked Questions

What is the cost of LARGE1 Gene Muscular Dystrophy Type 1D NGS Genetic Test at DNA Labs India?
The test costs Rs 20000 at DNA Labs India. We provide free home sample collection for online bookings at this price.
What sample types are accepted for this NGS genetic test?
Blood, extracted DNA, or one drop of blood on an FTA card can be used for the test.
Is fasting required before the test?
No, the LARGE1 gene NGS genetic test does not require fasting.
When will I get the test report?
The clinical report is generally delivered in 3 to 4 weeks after the sample is received by the laboratory.
Why should I take the LARGE1 gene test for muscular dystrophy type 1D?
This test detects pathogenic variants in the LARGE1 gene that may cause muscular dystrophy type 1D, helping confirm diagnosis and guide management.
Does the test include genetic counselling?
Yes, DNA Labs India provides pre-test and post-test genetic counselling with the test to help you understand the results and implications.
Will I receive raw data files?
Yes, DNA Labs India shares raw data files, including FASTQ and VCF, along with the conclusive clinical report.
Who is advised to undergo this genetic test?
Individuals with clinical suspicion of muscular dystrophy type 1D, unexplained proximal muscle weakness, frequent falls, or a family history of LARGE1-related muscular dystrophy.
How is the NGS genetic test performed?
DNA is extracted from the sample and the coding regions and splice sites of the LARGE1 gene are enriched and sequenced using next-generation sequencing.
What does a negative result mean?
A negative result indicates no pathogenic variants were detected in the regions analyzed; however, it does not rule out other genetic causes or certain deep intronic mutations.
Is a blood sample enough for testing?
Yes, a simple blood sample or FTA card blood spot is sufficient for the genetic test.
How should I prepare for the test?
No special preparation is needed. You should carry any previous medical reports and family history details. A genetic counselling session will be arranged to draw a pedigree chart.
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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