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DRD3 Gene Tremor, sssential type 1, hereditary NGS Genetic Test

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DRD3 Gene Tremor, sssential type 1, hereditary NGS Genetic Test

Short Name: DRD3 Gene Tremor Test

Also known as: Essential Type 1 Tremor, Hereditary Tremor

DRD3 Gene Tremor, sssential type 1, hereditary 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.

NGS Genetic TestAdults🏠 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 diagnose hereditary essential tremor by identifying pathogenic variants in the DRD3 gene through advanced genetic testing, aiding in clinical management and family counseling.

Test Code
4593
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

No special preparation required. Provide clinical history and family pedigree during genetic counseling.

Method: Venipuncture or Saliva Collection

Step 2

Laboratory Analysis

A small blood sample is drawn via venipuncture, or saliva is collected using a kit.

Step 3

Report Delivery

Apply pressure to the puncture site to prevent bruising. Resume normal activities immediately.

Timeline: 3 to 4 Weeks

Patient Instructions

1
Before the Test:Consult with a healthcare provider, provide informed consent, and complete genetic counseling.
2
During the Test:Sample collection as per instructions, either at home or a lab facility.
3
After the Test:Wait for results, attend genetic counseling session, and follow up with your doctor.

About This Test

Who Should Get This Test

To diagnose hereditary essential tremor by identifying pathogenic variants in the DRD3 gene through advanced genetic testing, aiding in clinical management and family counseling.

How to Prepare

  • No fasting required for this test
  • Bring identification and doctor's prescription
  • Inform about any medications or recent transfusions

Doctor's Notes

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

"Genetic testing for DRD3 mutations helps in confirming diagnosis and guiding treatment for hereditary tremor conditions."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeBlood or Extracted DNA or One drop Blood on FTA Card
Collection MethodVenipuncture or Saliva Collection

Sample Stability

Sample Rejection Criteria:
  • Hemolyzed sample
  • Insufficient sample volume
  • Incorrect sample type

Understanding Your Results

Results indicate the presence or absence of pathogenic variants in the DRD3 gene, helping to confirm or rule out hereditary essential tremor.
📊

Negative

No pathogenic variants detected. Clinical correlation recommended for symptoms.

📊

Positive

Pathogenic variant identified. Confirms diagnosis of DRD3 gene tremor. Genetic counseling advised for family planning and management.

⚠️ When to Consult a Doctor:

If symptoms persist or worsen, or if family members are at risk, consult a neurologist or geneticist for further evaluation and management.

Limitations

  • ⚠May not detect all genetic variants
  • ⚠Variants of unknown significance may be identified
  • ⚠Does not rule out other causes of tremor

Risks & Considerations

  • ●Minor bruising at blood draw site
  • ●Rare risk of infection

Interfering Factors

  • ●Sample contamination
  • ●Improper sample storage
  • ●Recent blood transfusion

Compare With Similar Tests

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ComparisonDRD3 Gene Tremor, sssential type 1, hereditary NGS Genetic Test

Frequently Asked Questions

What is DRD3 Gene Tremor?
DRD3 Gene Tremor, also known as Essential Type 1 Tremor, is a hereditary neurological disorder characterized by involuntary shaking due to mutations in the DRD3 gene.
How is the DRD3 Gene Tremor test performed?
The test involves collecting a blood or saliva sample, which is analyzed using Next-Generation Sequencing (NGS) to detect mutations in the DRD3 gene.
What is the cost of the DRD3 Gene Tremor test at DNA Labs India?
The test costs INR 20,000, which includes sample collection, analysis, and genetic counseling.
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 are the symptoms of DRD3 Gene Tremor?
Symptoms include involuntary shaking of hands, arms, legs, or head, difficulty writing, impaired balance, head nodding, and difficulty speaking.
Who should consider getting this genetic test?
Individuals with a family history of essential tremor or those experiencing symptoms of hereditary tremor should consider this test.
Is the DRD3 Gene Tremor test covered by insurance?
Coverage depends on your insurance plan. It is advisable to check with your provider. DNA Labs India offers various payment options.
What does a positive test result mean?
A positive result indicates the presence of a pathogenic variant in the DRD3 gene, confirming a diagnosis of hereditary essential tremor. Genetic counseling is recommended.
Can this test be performed on children?
Yes, but it is typically recommended for individuals showing symptoms or with a strong family history. Consult a healthcare provider for guidance.
What is the accuracy of the DRD3 Gene Tremor test?
The test uses advanced NGS technology with high accuracy for detecting known pathogenic variants in the DRD3 gene.
How should I prepare for the test?
No special preparation is required. Provide your clinical history and family pedigree during genetic counseling.
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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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.

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