Test Price
450 AED✅ Home Collection Available
Metachromatic Leukodystrophy Quantitative Blood Test in UAE | 450 AED | DHA Licensed Laboratory
Executive Summary & Core Metrics
- Accuracy Guarantee: 99.9% Diagnostic Sensitivity via ISO 15189-accredited spectrophotometric enzyme assay with rigorous internal quality controls.
- Premium Logistics: VIP Mobile Phlebotomy & Temperature-Controlled Cold-Chain Home Collection (available daily 8 AM to 11 PM).
- Clinical Guidance: Post-test telephonic interpretation by a DHA-licensed Consultant Medical Geneticist, ensuring results are clinically actionable.
- Insurance: Direct billing verification via WhatsApp at +971 54 548 8731. Major UAE insurers accepted (Daman, AXA, Oman Insurance, etc.).
Test Overview & Methodology
This quantitative blood assay measures arylsulfatase A (ARSA) enzyme activity to confirm or exclude metachromatic leukodystrophy (MLD), a severe inherited neurometabolic disorder primarily affecting the nervous system. The test uses spectrophotometric methodology for direct enzymatic confirmation.
| Feature | Our Test (MLD Quantitative Enzyme Activity) | Closest Alternative (Genetic Sequencing Panel) |
|---|---|---|
| Methodology | Quantitative Spectrophotometry (ISO 15189) | Next‑Generation Sequencing (NGS) |
| Turnaround Time | 4 working days | 10–14 days |
| Cost | 450 AED | 1,500–3,000 AED |
| Clinical Utility | Direct enzymatic confirmation; ideal for symptomatic patients and newborn screening follow‑up | Identifies mutations but may require enzyme confirmation |
| Insurance Coverage | Widely covered with prior approval | Often requires pre‑authorization and may be limited |
Physician Insight & Safety Protocols
"As a DHA-licensed Consultant Medical Geneticist, I emphasize that the MLD enzyme assay provides critical early evidence for diagnosis. However, results must be correlated with clinical history, neurological examination, and genetic studies. Patients and clinicians should use our post-test telephonic guidance to ensure accurate interpretation and avoid premature therapeutic decisions."
— Lina Osama Zaki Quteineh, Consultant Medical Genetics, DHA Registration ID: 9294403
Important Advisory
Do not discontinue prescribed medication or alter treatment plans without consulting your supervising physician. This laboratory test does not replace comprehensive medical evaluation.
Exclusion Criteria & Emergency Red Flags
- Active infection with fever >38.5°C may affect enzyme stability; reschedule the draw.
- Grossly hemolyzed or lipemic samples can interfere; a repeat collection may be required.
- This test is not intended for general population screening; consult a metabolic specialist before ordering.
- Red Flags: If the patient develops acute neurological decline (e.g., loss of consciousness, uncontrollable seizures, sudden vision loss) or severe hypotonia, proceed to the nearest emergency department immediately. The test result will not alter acute management.
Patient FAQ & Clinical Guidance
1. What is the purpose of the MLD quantitative blood test?
The MLD quantitative blood test measures arylsulfatase A enzyme activity to definitively diagnose metachromatic leukodystrophy in symptomatic patients and guide early intervention. A low or absent enzyme level strongly supports the diagnosis, while normal activity rules out classic MLD. It is particularly useful for children with progressive motor or cognitive regression, and for follow‑up after an abnormal newborn screen.
2. How do I prepare for the test?
No fasting or dietary restrictions are needed; simply provide a brief clinical history and ensure the blood sample is drawn into a lavender‑top (EDTA) or green‑top (sodium heparin) tube and shipped refrigerated without freezing. The collection is performed by our DHA‑licensed mobile phlebotomist, who will handle all pre‑analytical requirements, including cold‑chain maintenance and labeling. You only need to sign a consent form and share any relevant medications.
3. How long until I receive results, and are they covered by insurance?
Results are reported within 4 working days of sample receipt, and most major UAE insurers cover the test when prior approval is obtained—simply send your policy details via WhatsApp to +971 54 548 8731 for a free eligibility check. The final report includes the enzymatic activity level, reference ranges, and a brief interpretation. For complex cases, we offer a scheduled tele‑consultation with a metabolic specialist at no extra charge.
UAE Regulatory & Data Privacy Adherence
This laboratory service fully complies with 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 for the secure handling of patient health information. Clinical testing safety procedures adhere to Federal Decree-Law No. 4 of 2016 on Medical Liability. All data is processed and stored within the UAE, ensuring confidentiality and compliance with national regulations.
Clinical & Logistical Metadata
| Test Name | Metachromatic Leukodystrophy Quantitative Blood Test (Arylsulfatase A Enzyme Activity) |
| Price (AED) | 450 AED |
| Turnaround Time | 4 working days |
| Sample Type / Matrix | Whole blood (EDTA or sodium heparin) – VIP Mobile Phlebotomy & Temperature-Controlled Cold-Chain Home Collection available |
| Methodology Used | Quantitative Spectrophotometry (ISO 15189 accredited) |
| ICD-10-CM Code | E75.23 |
| LOINC Code | 25415-9 |
| DHA Facility License & Laboratory Address | DHA License No: 1143 | Premises 105, Floor 1, Building 33, Dubai Healthcare City, Dubai, UAE | Corporate Lab: DNA Labs UAE |
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