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GDNF Gene Central hypoventilation syndrome, congenital NGS Genetic Test

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GDNF Gene Central hypoventilation syndrome, congenital NGS Genetic Test

Short Name: GDNF Gene CHS NGS Test

Also known as: Ondine's curse, Congenital Central Hypoventilation Syndrome

GDNF Gene Central hypoventilation syndrome, congenital 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.

Pediatric Genetic TestPediatric🏠 Home Collection

🩺 Medically Reviewed By

Overview

The purpose of this test is to identify pathogenic mutations in the GDNF gene to confirm a diagnosis of Central Hypoventilation Syndrome (CHS) in pediatric patients, aiding in clinical management and genetic counseling.

Test Code
5701
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
Step 1

Sample Collection

Clinical history of the patient and a genetic counseling session to draw a pedigree chart of family members affected with CHS are required.

Step 2

Laboratory Analysis

Blood sample collection via venipuncture or use of FTA card for one drop of blood.

Step 3

Report Delivery

The sample is sent to the laboratory for NGS analysis, and results are delivered in 3 to 4 weeks.

Timeline: 3 to 4 weeks

Patient Instructions

1
Before the Test:Genetic counseling and clinical history assessment are mandatory before sample collection.
2
During the Test:Blood sample collection is performed via venipuncture or using an FTA card.
3
After the Test:Wait for 3 to 4 weeks for results, then consult a healthcare provider for interpretation and next steps.

About This Test

Who Should Get This Test

The purpose of this test is to identify pathogenic mutations in the GDNF gene to confirm a diagnosis of Central Hypoventilation Syndrome (CHS) in pediatric patients, aiding in clinical management and genetic counseling.

How to Prepare

  • Provide detailed clinical history of the patient.
  • Undergo genetic counseling to assess family history and draw a pedigree chart.
  • Ensure sample is collected in appropriate container (blood tube or FTA card).

Doctor's Notes

Reviewed by — MBBS, MD (Pathology) · Reg. No. 21521

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeBlood or Extracted DNA or One drop Blood on FTA Card

Understanding Your Results

Results from the GDNF Gene NGS Genetic Test are interpreted based on the presence or absence of pathogenic mutations in the GDNF gene.
📊

Positive for pathogenic mutation

Confirms diagnosis of GDNF-related Central Hypoventilation Syndrome. Genetic counseling and clinical management recommended.

📊

Negative for pathogenic mutation

No mutations detected in the GDNF gene. Clinical correlation and further testing may be needed if symptoms persist.

📊

Variant of uncertain significance (VUS)

A genetic variant was found, but its clinical significance is unknown. Follow-up testing and family studies may be required.

⚠️ When to Consult a Doctor:

Consult a doctor if your child exhibits symptoms of CHS, such as respiratory failure during sleep, or if there is a family history of the disorder. Early consultation is essential for diagnosis and treatment planning.

Frequently Asked Questions

What is GDNF Gene Central Hypoventilation Syndrome?
It is a rare genetic disorder caused by mutations in the GDNF gene, leading to impaired autonomic control of breathing, especially during sleep.
What are the common symptoms of CHS?
Symptoms include respiratory failure during sleep, difficulty breathing, fatigue, abnormal sweating, bluish skin color, and low oxygen levels in the blood.
How is CHS diagnosed?
Diagnosis involves clinical evaluation, sleep studies, and genetic testing such as the GDNF Gene NGS Test to confirm mutations.
What is the cost of the GDNF Gene NGS Test in India?
The test costs INR 20000 at DNA Labs India, with free home sample collection available in many cities.
Is home sample collection available for this test?
Yes, DNA Labs India offers free home sample collection for online bookings across India.
How long does it take to get the test results?
Results are typically available within 3 to 4 weeks after sample collection.
What does a positive test result mean?
A positive result indicates a pathogenic mutation in the GDNF gene, confirming a diagnosis of CHS. Genetic counseling is recommended.
Is genetic counseling required before the test?
Yes, a genetic counseling session is required to assess family history and draw a pedigree chart before testing.
Can Central Hypoventilation Syndrome be treated?
While there is no cure, management includes ventilatory support during sleep and monitoring. Early diagnosis aids in better management.
Is the test covered by insurance?
Coverage depends on the insurance provider and policy. It is advisable to check with your insurer directly.
What is the accuracy of the NGS genetic test?
NGS technology provides high accuracy for detecting mutations in the GDNF gene, but results should be interpreted by a genetic specialist.
How can I book the GDNF Gene NGS Test?
You can book the test online through DNA Labs India's website or contact their customer service for assistance.
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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