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DNA Labs India

FTSJ1 Gene Mental retardation, X-linked type 44 NGS Genetic Test

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FTSJ1 Gene Mental retardation, X-linked type 44 NGS Genetic Test

Short Name: FTSJ1 Gene NGS Test

Also known as: X-linked mental retardation type 44, FTSJ1-related intellectual disability

FTSJ1 Gene Mental retardation, X-linked type 44 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 Reports are available in 3 to 4 weeks from sample receipt.. Free home collection in 300+ cities across India.

NGS Genetic TestMaleAll Ages🏠 Home Collection

🩺 Medically Reviewed By

Overview

To detect pathogenic variants in the FTSJ1 gene associated with Mental Retardation, X-linked type 44, and to aid clinicians in confirming diagnosis, guiding genetic counseling, and planning management for affected individuals.

Test Code
4277
CPT Code
81408
ICD Code
F70-F79
Price
₹20,000
Sample Type
Blood or Extracted DNA or One drop Blood on FTA Card
Result Time
Reports are available in 3 to 4 weeks from sample receipt.
Fasting Required
No
Method
Next-Generation Sequencing (NGS)
Step 1

Sample Collection

No fasting is required. A clinical history and pedigree chart of family members affected with FTSJ1 mental retardation should be provided. Genetic counselling is recommended prior to the test.

Method: Blood draw, DNA extraction, or FTA card spot

Step 2

Laboratory Analysis

Blood collection is performed by a trained phlebotomist. If using an FTA card, a few drops of blood are collected onto the card.

Step 3

Report Delivery

No special precautions. You may resume normal activities immediately.

Timeline: Reports are available in 3 to 4 weeks from sample receipt.

Patient Instructions

1
Before the Test:No fasting required. Pre-test genetic counseling is recommended to discuss the clinical presentation, inheritance pattern, and the limitation of the test.
2
During the Test:The sample is collected and sent to the laboratory for NGS analysis. The process is painless and takes a few minutes.
3
After the Test:You will be contacted by a genetic counselor or physician to discuss the results. No specific post-test precautions are required.

About This Test

Who Should Get This Test

To detect pathogenic variants in the FTSJ1 gene associated with Mental Retardation, X-linked type 44, and to aid clinicians in confirming diagnosis, guiding genetic counseling, and planning management for affected individuals.

How to Prepare

  • Orient the patient about the test purpose and process.
  • Ensure the consent form is signed.
  • Collect the sample using aseptic technique.
  • Label the sample with patient ID and date.
  • Transport the sample to the lab as per guidelines.

Doctor's Notes

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

"As a specialist in Obstetrics and Gynecology, I recommend genetic counseling for families with a history of X-linked intellectual disabilities. Early diagnosis through NGS testing can guide management and reproductive planning."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeBlood or Extracted DNA or One drop Blood on FTA Card
ContainerEDTA vacutainer / sterile container / FTA card
Collection MethodBlood draw, DNA extraction, or FTA card spot

Sample Stability

Whole blood in EDTA: stable at 2-8°C for 72 hours.
Extracted DNA: stable at -20°C for up to 6 months.
FTA card: stable at room temperature for up to 1 year.
Sample Rejection Criteria:
  • Improperly labeled, clotted, or hemolyzed blood samples.
  • Insufficient DNA quantity (less than 50 ng).
  • Degraded DNA samples.

Understanding Your Results

This is a qualitative genetic test that identifies pathogenic or likely pathogenic variants in the FTSJ1 gene. Results are reported as either 'No significant variant detected' or 'Pathogenic variant identified.'
📊

No pathogenic variant detected

No disease-causing mutation was found in the FTSJ1 gene. The individual is negative for FTSJ1-associated mental retardation type 44, but other genetic causes are not excluded.

📊

Pathogenic variant identified

A disease-causing mutation was found in the FTSJ1 gene, confirming the molecular diagnosis in symptomatic individuals.

📊

Variant of uncertain significance (VUS)

A genetic variant was found whose clinical significance is unknown. Additional family studies and functional analysis may be needed.

⚠️ When to Consult a Doctor:

If a child presents with developmental delay, intellectual disability, seizures, or if there is a known family history of X-linked intellectual disability, a physician or genetic counselor should be consulted.

Risks & Considerations

  • Brief pain at the blood draw site
  • Bruising or swelling
  • Very rare infection

Frequently Asked Questions

What is the cost of the FTSJ1 Gene Mental Retardation X-linked Type 44 NGS Genetic Test?
The test is offered at Rs 20,000 at DNA Labs India.
What sample is required for this test?
A blood sample, extracted DNA, or one drop of blood on an FTA card is required.
How long does it take to get the report?
Reports are delivered within 3 to 4 weeks after the sample is received by the laboratory.
Is fasting required before the test?
No, fasting is not required. You can eat and drink normally.
Is home sample collection available?
Yes, DNA Labs India provides free home sample collection across numerous cities in India for this test.
Who should go for this genetic test?
Individuals with intellectual disability, delayed speech development, behavioral problems, or a family history of X-linked mental retardation may be advised to undergo this test.
What is the technology used for this test?
The test uses Next-Generation Sequencing (NGS) to analyze the FTSJ1 gene for mutations.
Will I receive raw data files with the report?
Yes, DNA Labs India shares raw data (FASTQ) and variant call files (VCF) along with the clinical report for transparency.
Is genetic counseling included?
Yes, pre-test genetic counselling is part of the testing process, during which a pedigree chart is drawn and implications are explained.
What does a normal result mean?
A normal result indicates no pathogenic variant was found in the FTSJ1 gene; however, it does not rule out other genetic causes of intellectual disability.
Can females be carriers of this condition?
Since the disease is X-linked, females can be carriers. The test may help identify carrier status in women with a family history.
Is this test covered by insurance?
Insurance coverage varies; it is advised to check with your insurance provider to see if outpatient genetic testing is reimbursed.
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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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.

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