Test Price
2,800 AED✅ Home Collection Available
P4HB Gene Cole-Carpenter Syndrome Type 1 Genetic Test in the UAE | 2,800 AED | DHA Licensed Laboratory
Executive Summary & Core Metrics
Rare Genetic Disorder Diagnosis via Next-Generation Sequencing
The P4HB gene test delivers precise molecular confirmation for Cole-Carpenter syndrome type 1, a rare connective tissue disorder marked by bone fragility, craniosynostosis, and ocular proptosis. Using clinical-grade NGS technology, the assay achieves 99.9% diagnostic sensitivity across the full coding region. The service includes VIP Mobile Phlebotomy and temperature-controlled cold-chain home collection, available daily from 8 AM to 11 PM, plus telephonic post-test guidance and direct insurance verification via WhatsApp at +971 54 548 8731.
Test Overview & Methodology
The P4HB gene test screens for pathogenic variants that produce an abnormal prolyl 4-hydroxylase beta subunit, disrupting collagen folding and leading to the skeletal and craniofacial features of Cole-Carpenter syndrome type 1. Analysis is performed by next-generation sequencing on DNA extracted from a peripheral whole-blood sample, offering comprehensive coverage of all exons and flanking intronic regions.
| Feature | Our Test (P4HB NGS) | Closest Alternative (Sanger Sequencing) |
|---|---|---|
| Diagnostic Precision | 99.9% sensitivity; full gene coverage | ~95%; may miss deep intronic mutations |
| Methodology | Next‑Generation Sequencing (NGS) – high throughput | Sequential Sanger – limited throughput |
| Turnaround Time | 3–4 Weeks | 6–8 Weeks |
| Clinical Utility | Ideal for diagnosis, carrier testing and pedigree analysis | Suitable only for confirmation of known family mutation |
Physician Insight & Safety Protocols
“As a Consultant Medical Genetics, I advise that this NGS-based test provides definitive molecular evidence for Cole-Carpenter syndrome type 1 when a pathogenic P4HB variant is identified. However, a negative result does not rule out the possibility of a mutation in an alternative gene or a mosaic variant below the detection threshold. Results must be correlated with clinical phenotype and discussed during a formal genetic counselling session to guide family planning and surveillance.”
— Lina Osama Zaki Quteineh, Consultant Medical Genetics | DHA Registration ID: 9294403
⚠ Pre-Test Advisory
Do not discontinue any prescribed medication without consulting your treating physician. This genetic test does not replace routine medical management or specialist follow-up.
🛑 Patient Safety and Exclusion Criteria
- Minors without signed parent or guardian informed consent and a mandatory pre-test genetic counselling session.
- Individuals who cannot provide a peripheral whole-blood sample, extracted DNA, or a one‑drop blood FTA card specimen.
- Acute medical instability that would render phlebotomy unsafe.
🚨 Emergency Red Flags – Seek immediate medical attention if you experience:
- Sudden vision changes or severe headache (possible increased intracranial pressure).
- Unexplained bone fractures or joint dislocations.
- Persistent vomiting or altered consciousness.
Patient FAQ & Clinical Guidance
1. What is the P4HB gene and how does it relate to Cole-Carpenter syndrome type 1?
The P4HB gene encodes the beta subunit of prolyl 4-hydroxylase, an enzyme critical for collagen triple-helix folding. Pathogenic variants disrupt collagen stability, causing bone fragility, craniosynostosis, and ocular proptosis—the hallmark features of Cole-Carpenter syndrome type 1.
2. How is the test performed and what is the turnaround time?
A standard peripheral whole-blood sample, extracted DNA, or a one-drop blood FTA card is analyzed by next-generation sequencing. Results are typically available within 3 to 4 weeks from sample receipt at the laboratory.
3. Is genetic counselling required before the test?
Yes, a pre-test genetic counselling session is mandatory to discuss inheritance patterns, possible outcomes, and the implications for biological relatives. This ensures informed consent and appropriate post-test decision-making.
4. Can this test detect all known P4HB mutations?
The NGS panel covers all coding exons and flanking intronic regions of P4HB with 99.9% sensitivity. However, very large structural rearrangements or deep intronic variants may require complementary analysis methods.
5. What does a negative result mean for my family?
A negative result significantly reduces the likelihood of Cole-Carpenter syndrome type 1 but does not exclude other collagenopathies or de novo variants in genes not covered by this test. Your genetic counsellor will recommend下一步 steps based on your clinical history.
UAE Regulatory & Data Privacy Adherence
Legal and Regulatory Compliance: This genetic testing service operates in full accordance with Federal Decree-Law No. 45 of 2021 on Personal Data Protection (PDPL) for the secure processing of genetic data, and Federal Law No. 2 of 2019 Concerning the Use of Information and Communication Technology in Health Fields for digital health information governance. Clinical safety and patient consent procedures follow Federal Decree-Law No. 4 of 2016 on Medical Liability. The laboratory holds ISO 9001:2015 certification (Cert: INT/EGQ/2509DA/3139) and is licensed by the Dubai Health Authority under facility number 1143.
Clinical & Logistical Metadata
| Test Name | P4HB Gene Cole-Carpenter Syndrome Type 1 Genetic Test |
| Price (AED) | 2,800 |
| Turnaround Time | 3–4 Weeks |
| Sample Type / Matrix | Whole Blood, Extracted DNA, or FTA Card Specimen — VIP Mobile Phlebotomy and Temperature-Controlled Cold-Chain Home Collection available daily 8 AM – 11 PM |
| Methodology Used | Next-Generation Sequencing (NGS) |
| ICD-10-CM Code | Q87.8 |
| LOINC Code | 92860-7 |
| DHA Facility License & Laboratory Address | License No. 1143 | Premises 105, Floor 1, Building 33, Dubai Healthcare City, Dubai, UAE | DNA Labs UAE |
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