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RAB40AL Gene Mental retardation, X-linked NGS Genetic Test

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RAB40AL Gene Mental retardation, X-linked NGS Genetic Test

Short Name: RAB40AL Gene NGS Test

Also known as: X-linked intellectual disability RAB40AL gene test

RAB40AL Gene Mental retardation, X-linked 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.

Next-Generation Sequencing (NGS)Pediatric to Adult🏠 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 detect mutations in the RAB40AL gene associated with X-linked mental retardation, aiding in accurate diagnosis and management of the condition.

Test Code
1686
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 patient and genetic counseling session to draw a pedigree chart of affected family members. Ambient room temperature storage; no fasting required.

Method: Venipuncture

Step 2

Laboratory Analysis

Blood sample collection via venipuncture or saliva sample as per protocol.

Step 3

Report Delivery

Sample sent to laboratory for NGS analysis; report delivery in 3-4 weeks.

Timeline: 3 to 4 Weeks

Patient Instructions

1
Before the Test:Genetic counseling recommended to discuss risks, benefits, and family history.
2
During the Test:Blood sample collection for NGS analysis; minimal discomfort.
3
After the Test:Wait for report delivery; follow-up with specialist for interpretation.

About This Test

Who Should Get This Test

To detect mutations in the RAB40AL gene associated with X-linked mental retardation, aiding in accurate diagnosis and management of the condition.

How to Prepare

  • Use sterile blood collection tubes
  • Label samples correctly
  • Store at ambient temperature

Doctor's Notes

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

"Early diagnosis through NGS testing is crucial for managing RAB40AL gene mental retardation and providing appropriate care for affected individuals."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

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

Sample Stability

Blood samples stable at room temperature for 24 hours
Extracted DNA stable at -20°C for long-term storage
Sample Rejection Criteria:
  • Hemolyzed or contaminated samples
  • Improperly labeled samples

Understanding Your Results

Results indicate presence or absence of mutations in the RAB40AL gene. Consultation with a genetic counselor or specialist is essential for understanding implications.
Positive result: Mutation detected, indicating risk for X-linked mental retardation
Negative result: No mutation found, but clinical correlation needed
Variant of uncertain significance: Further testing may be required
⚠️ When to Consult a Doctor:

If symptoms of intellectual disability, developmental delays, or family history of genetic disorders are present. After receiving test results, consult a geneticist or neurologist for management.

Limitations

  • ⚠May not detect all genetic variants
  • ⚠Results require interpretation by genetic specialists

Risks & Considerations

  • ●Minimal risks from blood draw, such as bruising or infection
  • ●Emotional impact of genetic results

Interfering Factors

  • ●Sample quality issues
  • ●Contamination during collection

Frequently Asked Questions

What is RAB40AL gene mental retardation?
RAB40AL gene mental retardation is an X-linked genetic disorder caused by mutations in the RAB40AL gene, leading to intellectual disability and other developmental issues.
What are the symptoms of RAB40AL gene mental retardation?
Symptoms include delayed speech, learning difficulties, behavioral problems, seizures, motor coordination issues, and microcephaly, varying from mild to severe.
How is RAB40AL gene mental retardation diagnosed?
Diagnosis is through genetic testing, specifically Next-Generation Sequencing (NGS) to detect mutations in the RAB40AL gene from blood or saliva samples.
What is the cost of the RAB40AL Gene NGS Genetic Test in India?
The cost at DNA Labs India is INR 20,000, with free home sample collection available across many cities.
Is genetic counseling necessary before the test?
Yes, genetic counseling is recommended to discuss family history, risks, and implications of test results.
What sample types are accepted for this test?
Blood samples, extracted DNA, or one drop of blood on an FTA card are accepted.
How long does it take to get the test results?
Reports are typically delivered within 3 to 4 weeks after sample collection.
Is the test available in my city?
DNA Labs India offers home collection in numerous cities across India, including major metros and smaller towns.
What should I do if the test result is positive?
Consult a geneticist or neurologist for further evaluation, management options, and family planning advice.
Are there any risks associated with the test?
Risks are minimal, mainly related to blood draw, such as bruising. Emotional support may be needed due to genetic implications.
How accurate is the NGS Genetic Test for RAB40AL gene?
NGS technology provides high accuracy for detecting mutations, but results should be interpreted by qualified professionals.
Can insurance cover this genetic test?
Coverage varies; check with your insurance provider. Government schemes like PMJAY may not cover it; private insurance depends on policy terms.
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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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.

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✓ 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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