Test Price
2,800 AEDโ Home Collection Available
B3GALT6 Gene Sequencing for Spondyloepimetaphyseal Dysplasia With Joint Laxity Type 1 (SEMDJL1)
Executive Summary & Core Metrics
- Accuracy Guarantee: 99.9% Diagnostic Sensitivity via ISO-Accredited Processing (INT/EGQ/2509DA/3139).
- Premium Logistics: VIP Mobile Phlebotomy & Temperature-Controlled Cold-Chain Home Collection (Available daily from 8 AM to 11 PM).
- Clinical Guidance: Telephonic Post-Test Clinical Guidance with result interpretation led by DHA-licensed consultants.
- Insurance: Direct Billing Verification via WhatsApp +971 54 548 8731.
Test Overview & Methodology
This next-generation sequencing (NGS) test analyzes the entire coding region of the B3GALT6 gene to detect pathogenic variants responsible for spondyloepimetaphyseal dysplasia with joint laxity type 1 (SEMDJL1), a rare autosomal recessive skeletal disorder. Early molecular confirmation enables precise clinical management, genetic counseling, and timely intervention for fractures and joint complications.
| Parameter | Our Test (NGS) | Closest Alternative (Sanger-Only) |
|---|---|---|
| Precision | >99.9% sensitivity; full gene coverage | ~90% for known variants only |
| Method | NGS with deletion/duplication analysis | Sanger sequencing of selected exons |
| Speed | 3โ4 weeks (comprehensive report) | 4โ6 weeks, often requiring reflex to NGS |
Physician Insight & Safety Protocols
โAs the DHA-licensed consultant medical geneticist overseeing this test, I emphasize that a positive result must be correlated with the patientโs full skeletal survey and family history. A negative result, while reassuring, does not exclude other skeletal dysplasias; therefore, clinical follow-up remains essential. I advise all patients and caregivers to undergo formal genetic counseling before and after testing.โ
โ Lina Osama Zaki Quteineh, Consultant Medical Genetics, DHA Registration ID: 9294403
Advisory โ Medication & Clinical Management
This genetic test does not replace ongoing clinical management. Do not discontinue prescribed medication or therapy without consulting your doctor.
Exclusion Criteria & Emergency Red Flags
- Exclusion: Inadequate clinical suspicion of SEMDJL1; lack of pre-test genetic counseling; inability to provide informed consent (mandatory for minors per Federal Decree-Law No. 4 of 2016 on Medical Liability).
- Exclusion: Hematocrit < 20% if providing blood; specimen contamination or improper storage.
- Red Flag โ Seek Emergency Care: Acute joint dislocation with neurovascular compromise, sudden vision loss, or severe respiratory distress in at-risk children.
- Red Flag โ Contact Doctor Immediately: Recurrent fractures without trauma, progressive spinal deformity with neurological symptoms.
Patient FAQ & Clinical Guidance
1. What does a positive B3GALT6 gene result mean for my childโs future?
A positive result confirms spondyloepimetaphyseal dysplasia with joint laxity type 1, enabling tailored orthopedic surveillance and early intervention to reduce fracture risk and preserve mobility.
2. How is the sample collected and do you use home visits?
We offer VIP home collection by certified phlebotomists using an easy blood draw or buccal swab; the sample is transported in ISO-validated cold-chain packaging at no extra cost.
3. Can this be done on a newborn or during pregnancy?
For newborns, a blood spot on an FTA card or buccal swab is suitable. For prenatal testing, amniocentesis is required and must be performed at an accredited hospital; home collection is not available for this invasive procedure. Proper genetic counseling compliant with UAE laws is mandatory.
UAE Regulatory & Data Privacy Adherence
This genetic testing service fully adheres to Federal Decree-Law No. 45 of 2021 on Personal Data Protection (PDPL) and Federal Law No. 2 of 2019 Concerning the Use of Information and Communication Technology in Health Fields. All patient data is stored in encrypted, DHA-compliant servers. Clinical testing safety and patient consent are governed by Federal Decree-Law No. 4 of 2016 on Medical Liability.
Clinical & Logistical Metadata
| Test Name | B3GALT6 Gene Sequencing for Spondyloepimetaphyseal Dysplasia With Joint Laxity Type 1 (SEMDJL1) |
| Price (AED) | 2,800 |
| Turnaround Time | 3โ4 weeks |
| Sample Type / Matrix | Peripheral whole blood (venous), Buccal swab, or Amniotic fluid (prenatal โ hospital extraction only) |
| Methodology Used | Next-Generation Sequencing (NGS) with deletion/duplication analysis |
| ICD-10-CM Code | Q77.8 |
| LOINC Code | 82906-6 |
| DHA Facility License & Laboratory Address | DHA License No: 1143 | Premises 105, Floor 1, Building 33, Dubai Healthcare City, Dubai, UAE |
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All reports reviewed by DHA-Certified physicians