MARVELD2 Gene Deafness, autosomal recessive type 49 NGS Genetic Test
Short Name: MARVELD2 Gene Deafness Test
Also known as: DFNB49, Autosomal Recessive Deafness 49
MARVELD2 Gene Deafness, autosomal recessive type 49 NGS Genetic Test test available at DNA Labs India for ₹20,000. Uses NGS Technology 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.
🩺 Medically Reviewed By
Dr SULOCHANA HEMCHANDRA HOLLA
Consultant Medical Geneticist · Reg: 8532
Last reviewed: September 7, 2026
Overview
The purpose of the MARVELD2 Gene Deafness NGS Genetic Test is to identify mutations in the MARVELD2 gene that cause autosomal recessive type 49 deafness. This test helps in confirming the diagnosis, assessing carrier status, informing family planning, and guiding clinical management for individuals with hearing loss.
- Test Code
- 4737
- 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
- NGS Technology
Sample Collection
No specific preparation required. Provide clinical history and family pedigree information.
Method: Venipuncture
Laboratory Analysis
A blood sample will be collected via venipuncture or a drop on FTA card.
Report Delivery
Apply pressure to the puncture site to prevent bleeding. Keep the area clean.
Timeline: 3 to 4 Weeks
Patient Instructions
About This Test
Who Should Get This Test
The purpose of the MARVELD2 Gene Deafness NGS Genetic Test is to identify mutations in the MARVELD2 gene that cause autosomal recessive type 49 deafness. This test helps in confirming the diagnosis, assessing carrier status, informing family planning, and guiding clinical management for individuals with hearing loss.
How to Prepare
- Ensure proper identification of the patient
- Use sterile equipment for blood collection
- Label the sample correctly with patient details
Doctor's Notes
Reviewed by Dr SULOCHANA HEMCHANDRA HOLLA — MBBS, MD (Medical Genetics) · Reg. No. 8532
"Early genetic testing for MARVELD2 gene mutations can aid in timely diagnosis and management of hearing loss, especially in families with a history of autosomal recessive deafness."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Hemolyzed or contaminated samples
- Incorrectly labeled samples
- Insufficient sample volume
Understanding Your Results
Positive for pathogenic variant
Confirms diagnosis of MARVELD2 Gene Deafness. Genetic counseling and clinical management recommended.
Negative for pathogenic variant
No mutations detected in MARVELD2 gene. Consider other genetic or non-genetic causes of hearing loss.
Variant of uncertain significance
Further testing and family studies may be required for clarification.
Consult a geneticist or ENT specialist if you have a family history of deafness, experience progressive hearing loss, or receive a positive test result for guidance on management and family planning.
Limitations
- ⚠May not detect all possible genetic variants
- ⚠Requires genetic counseling for interpretation
- ⚠Results should be correlated with clinical findings
Risks & Considerations
- ●Minimal risk from blood draw, such as bruising or infection
- ●Psychological impact of genetic results
Interfering Factors
- ●Sample contamination
- ●Degraded DNA quality
- ●Insufficient sample volume
Compare With Similar Tests
| Test | MARVELD2 Gene Deafness, autosomal recessive type 49 NGS Genetic Test | GJB2 Gene Deafness Test | SLC26A4 Gene Deafness Test | OTOF Gene Deafness Test | Comprehensive Hearing Loss Panel |
|---|---|---|---|---|---|
| Comparison | MARVELD2 Gene Deafness, autosomal recessive type 49 NGS Genetic Test |
Frequently Asked Questions
What is MARVELD2 Gene Deafness?
What are the symptoms of MARVELD2 Gene Deafness?
How is MARVELD2 Gene Deafness diagnosed?
What is the cost of the MARVELD2 Gene Deafness NGS Genetic Test?
What sample is required for the test?
How long does it take to get results?
Is fasting required before the test?
Can this test be done at home?
What does a positive result mean?
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Is the test accurate?
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₹20,000Reference 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.
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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