Skip to main content
DNA Labs India

FOXI1 Gene Deafness, autosomal recessive type 4 NGS Genetic Test

DNA Labs India | ISO 9001:2015 Certified

FOXI1 Gene Deafness, autosomal recessive type 4 NGS Genetic Test

Also known as: FOXI1-related deafness, DFNB4 deafness

FOXI1 Gene Deafness, autosomal recessive type 4 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.

NGS Genetic Test🏠 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

To identify mutations in the FOXI1 gene responsible for autosomal recessive deafness type 4, aiding in diagnosis, management, and genetic counseling.

Test Code
4735
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

No specific preparation required. Inform the healthcare provider about any medications or recent medical procedures.

Method: Venipuncture or cheek swab

Step 2

Laboratory Analysis

A blood sample will be drawn from a vein in the arm or a cheek swab will be taken.

Step 3

Report Delivery

Apply pressure to the puncture site to prevent bleeding. Resume normal activities.

Timeline: 3 to 4 weeks

Patient Instructions

1
Before the Test:No fasting required. Provide clinical history and family pedigree.
2
During the Test:Sample collection takes about 10-15 minutes.
3
After the Test:Results will be available in 3-4 weeks. Genetic counseling recommended.

About This Test

Who Should Get This Test

To identify mutations in the FOXI1 gene responsible for autosomal recessive deafness type 4, aiding in diagnosis, management, and genetic counseling.

How to Prepare

  • Ensure proper identification
  • Use sterile equipment
  • Label samples correctly

Doctor's Notes

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

"This genetic test is vital for identifying hereditary causes of deafness, enabling early management and genetic counseling for families."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeBlood or Extracted DNA or One drop Blood on FTA Card
Sample Volume3-5 ml blood or equivalent
ContainerEDTA tube or FTA card
Collection MethodVenipuncture or cheek swab

Sample Stability

Blood samples stable for 48 hours at room temperature
FTA cards stable for years if stored properly
Sample Rejection Criteria:
  • Hemolyzed samples
  • Insufficient sample volume
  • Improperly labeled samples

Understanding Your Results

Results indicate the presence or absence of pathogenic variants in the FOXI1 gene.
📊

Normal

No pathogenic variants detected. Deafness may be due to other causes.

📊

Abnormal

Pathogenic variant(s) detected. Confirms diagnosis of FOXI1 gene deafness.

⚠️ When to Consult a Doctor:

If you have a family history of deafness or symptoms of hearing loss, consult a geneticist or audiologist for evaluation.

Limitations

  • ⚠May not detect all types of mutations
  • ⚠Results require clinical correlation
  • ⚠Not a substitute for audiometric evaluation

Risks & Considerations

  • ●Minimal risk from blood draw: bruising, infection
  • ●No significant risks from cheek swab

Interfering Factors

  • ●Sample contamination
  • ●Degraded DNA
  • ●Recent blood transfusion

Compare With Similar Tests

TestFOXI1 Gene Deafness, autosomal recessive type 4 NGS Genetic TestGJB2 Gene TestSLC26A4 Gene Test
ComparisonFOXI1 Gene Deafness, autosomal recessive type 4 NGS Genetic TestTests for connexin 26 mutations, common cause of genetic deafness.Tests for Pendred syndrome-related deafness.

Frequently Asked Questions

What is FOXI1 gene deafness?
FOXI1 gene deafness is an autosomal recessive condition caused by mutations in the FOXI1 gene, leading to hearing loss due to inner ear dysfunction.
How is the FOXI1 gene test performed?
The test uses Next-Generation Sequencing (NGS) to analyze DNA from a blood sample or cheek swab for mutations in the FOXI1 gene.
What is the cost of the FOXI1 gene test in India?
The cost is INR 20,000, which includes home sample collection and genetic analysis.
Is home sample collection available?
Yes, free home sample collection is available across many cities in India.
How long does it take to get the test results?
Results are typically available within 3 to 4 weeks after sample collection.
Is the test covered by insurance?
Genetic testing may not be covered by insurance. It is advisable to check with your insurance provider.
What are the symptoms of FOXI1 gene deafness?
Symptoms include difficulty hearing, frequent ear infections, trouble hearing high-pitched sounds, and balance problems.
Can children undergo this test?
Yes, the test can be performed on individuals of all ages, including children.
What does a positive test result mean?
A positive result indicates the presence of pathogenic variants in the FOXI1 gene, confirming a genetic cause for deafness.
Are there any risks associated with the test?
The test involves minimal risks, such as bruising from blood draw. No significant risks are associated with cheek swab collection.
How accurate is the FOXI1 gene test?
NGS technology provides high accuracy for detecting mutations, but results should be interpreted in clinical context.
What should I do before taking the test?
No special preparation is needed. Provide your clinical history and family pedigree for accurate interpretation.
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.

Related Tests

Connexin 30 Mutation Detection Test

₹8,000

COL4A3 Gene Alport syndrome, autosomal recessive NGS Genetic Test

₹20,000

PLCB4 Gene Auriculocondylar syndrome type 2 NGS Genetic Test

₹20,000

DIAPH3 Gene Auditory neuropathy, autosomal dominant NGS Genetic Test

₹20,000

MYO7A Gene Deafness, autosomal dominant type 11 NGS Genetic Test

₹20,000

POU4F3 Gene Deafness, autosomal dominant type 15 NGS Genetic Test

₹20,000
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.

LIMS Integration

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.

Book Your Test

Enter your details and we'll connect you within 15 minutes.

🧬

Quick Connect

Enter your mobile number and we’ll connect you with the team.

+91

✅ Connecting you now...

🔒 Your number is used to respond to this request.