Dravet Syndrome (SCN1A) Gene Analysis Test
Dravet syndrome (SCN1A) gene analysis Price
Brief Details
What is the Dravet Syndrome (SCN1A) Gene Analysis Test?
The Dravet Syndrome (SCN1A) Gene Analysis Test is a genetic blood test used to diagnose Dravet syndrome, a rare and severe form of epilepsy that begins in infancy or early childhood.
Dravet syndrome is most commonly caused by mutations in the SCN1A gene, which plays a key role in regulating electrical activity in the brain. Changes in this gene disrupt normal nerve signalling, leading to recurrent seizures and developmental challenges. This test uses next generation sequencing technology to identify disease causing genetic changes.
What Does the Dravet Syndrome (SCN1A) Gene Analysis Test Measure?
This genetic test looks for disease causing changes in the SCN1A gene:
- Detects pathogenic variants responsible for Dravet syndrome
- Helps confirm the diagnosis of severe early onset epilepsy
- Supports early diagnosis in infants with recurrent febrile seizures
- Aids genetic counselling and family risk assessment
- Assists doctors in selecting appropriate antiseizure medications
Dravet Syndrome (SCN1A) Gene Analysis Test: Who Needs It and Why It’s Done
What Symptoms May Call for a Dravet Syndrome (SCN1A) Gene Analysis Test?
Doctors may recommend this test if a child shows:
- Seizures starting in the first year of life
- Prolonged or recurrent febrile seizures
- Seizures that worsen with fever or illness
- Developmental delay following seizure onset
- Poor response to standard epilepsy medications
Who Should Get a Dravet Syndrome (SCN1A) Gene Analysis Test?
This test may be advised for:
- Infants or children with suspected Dravet syndrome
- Patients with early onset epilepsy and febrile seizures
- Individuals with drug resistant seizures
- Families with a known history of SCN1A related epilepsy
- Children requiring genetic confirmation for personalised treatment planning
Why is the Dravet Syndrome (SCN1A) Gene Analysis Test Done?
The test helps confirm the genetic cause of Dravet syndrome, allowing accurate diagnosis, appropriate treatment selection, and informed genetic counselling for families.
Dravet Syndrome (SCN1A) Gene Analysis Test Booking & Reports – Metropolis Healthcare
How to Book the Dravet Syndrome (SCN1A) Gene Analysis Test and Get Your Reports?
- Simple Online Booking
Booking can be done through the Metropolis Healthcare App or website. Select the Dravet Syndrome (SCN1A) Gene Analysis Test, choose a convenient time slot, and provide your address for a blood test at home. You may also visit a nearby Metropolis Lab if you prefer in person sample collection. - Safe Home Sample Collection
Trained phlebotomists collect your blood sample while strictly following safety and hygiene protocols. - Sample Tracking Updates
You receive updates at every stage, from sample collection to testing, through the Metropolis Healthcare platform. - Accurate Laboratory Testing
Your sample is processed at NABL and CAP accredited laboratories using advanced molecular diagnostic technology. - Quick and Easy Reports
Your reports are shared via email, WhatsApp, or can be downloaded from the Metropolis Healthcare website or app.
Is Home Sample Collection for Dravet Syndrome (SCN1A) Gene Analysis Test Available Near You?
Yes, Metropolis Healthcare offers home sample collection for the Dravet Syndrome (SCN1A) Gene Analysis Test. This service saves you time, reduces the need for travel, and ensures professional sample handling while maintaining strict quality standards.
In How Much Time Will I Get the Dravet Syndrome (SCN1A) Gene Analysis Test Report?
Reports are usually available after 4 weeks once the sample reaches the lab.
Note: Reporting time may vary based on your location.
Where Can I See or Get Dravet Syndrome (SCN1A) Gene Analysis Test Results?
You can access your test reports through the Metropolis Healthcare website or mobile app using your login credentials. Reports are also sent via email or WhatsApp, and you may collect a physical copy from the Metropolis Lab if required.
Interpreting Dravet Syndrome (SCN1A) Gene Analysis Test Results
What Your Dravet Syndrome (SCN1A) Gene Analysis Results May Indicate
| Parameter | Expected Finding | Pathogenic Variant Detected May Indicate | No Variant Detected May Indicate |
|---|---|---|---|
| SCN1A gene | No disease causing variant detected | Confirmed Dravet syndrome or SCN1A related epilepsy | Symptoms may be due to other epileptic encephalopathies or variants not detected by this analysis |
Understanding Abnormal Dravet Syndrome (SCN1A) Gene Analysis Results
| Finding | What It May Indicate |
|---|---|
| Pathogenic SCN1A variant | Dravet syndrome or related SCN1A associated epilepsy |
| No pathogenic variant | Alternative genetic or non genetic cause of epilepsy |
How Should You Prepare for a Dravet Syndrome (SCN1A) Gene Analysis Test?
This genetic test requires minimal preparation from your side:
- No fasting required: You can eat and drink normally before sample collection
- Normal hydration: Maintain your usual fluid intake
- Medication disclosure: Inform your doctor about any medicines or supplements
- Share clinical history: Provide details of seizure type, onset age, and family history
- Consent and documentation: Ensure the test requisition form and clinical details are completed
How Is a Dravet Syndrome (SCN1A) Gene Analysis Test Done? (Step-by-Step Procedure)
The test is performed using a standard blood collection process:
- Preparation: A tourniquet is tied around your arm to make veins more visible
- Cleaning: The puncture site is cleaned with antiseptic
- Sample Collection: A sterile needle is used to draw about 3 to 5 ml of blood into an EDTA vacutainer
- Completion: The needle is removed, and a bandage is applied
- Processing: The sample undergoes next generation sequencing to analyse the SCN1A gene
Conditions That May Affect Dravet Syndrome (SCN1A) Gene Analysis Test Accuracy
Certain patient related factors may influence test interpretation:
- Recent blood transfusion, which may affect genetic analysis
- Incomplete or inaccurate clinical history
- Presence of mosaic genetic changes requiring clinical correlation
Diseases That the Dravet Syndrome (SCN1A) Gene Analysis Test Can Help Detect
- Dravet syndrome
- SCN1A related epileptic encephalopathy
- Genetic febrile seizure syndromes
References
- Claes L., Del-Favero J., Ceulemans B., et al. (2001). De novo mutations in the sodium-channel gene SCN1A cause severe myoclonic epilepsy of infancy. American Journal of Human Genetics, 68(6), 1327–1332. PMID: 11359211
- Dravet C. (2011). The core Dravet syndrome phenotype. Epilepsia, 52(Suppl 2), 3–9. PMID: 21463273
- Depienne C., Trouillard O., Saint-Martin C., et al. (2009). Spectrum of SCN1A gene mutations associated with Dravet syndrome. Neurology, 72(7), 617–624. PMID: 19221308
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