Test Price
550 AED✅ Home Collection Available
Galactosemia Panel 3 Test – Dubai Healthcare City | 550 AED
Executive Summary & Core Metrics
Comprehensive enzymatic screening for classic galactosemia and related disorders (GALT, GALK, GALE deficiencies) with 99.9% diagnostic sensitivity via ISO 9001:2015 accredited processing.
- Accuracy Guarantee: 99.9% Diagnostic Sensitivity via ISO 9001:2015 Accredited Processing.
- Premium Logistics: VIP Mobile Phlebotomy & Temperature-Controlled Cold-Chain Home Collection (daily 8 AM to 11 PM).
- Clinical Guidance: Post-test telephonic interpretation with a DHA-licensed medical genetics consultant.
- Insurance: Direct Billing Verification via WhatsApp +971 54 548 8731.
Test Overview & Methodology
The Galactosemia Panel 3 measures the activity of three key enzymes—GALT (galactose-1-phosphate uridylyltransferase), GALK (galactokinase), and GALE (UDP-galactose-4-epimerase)—that are essential for the normal metabolism of galactose. This panel provides critical early detection of inborn errors of galactose metabolism that can lead to life-threatening complications if left unmanaged. Early identification through enzymatic analysis enables immediate dietary intervention to prevent irreversible organ damage.
Testing is indicated for newborns with suspicious newborn screening results, infants presenting with prolonged jaundice, poor feeding, or failure to thrive, and individuals with a family history of galactosemia. The combination of fluorometric enzyme assay with reflexive LC-MS/MS quantification delivers a diagnostic precision that far exceeds standard newborn screening spot tests.
| Feature | Our Test (DHA-Approved) | Closest Alternative (Standard NBS) |
|---|---|---|
| Precision | Enzyme activity + reflexive LC‑MS/MS quantification | Dried blood spot (DBS) screening only; high false‑positive rate |
| Methodology | Fluorometric enzyme assay (Beutler) with confirmatory LC‑MS/MS | Immunoassay or fluorometric spot test without quantification |
| Turnaround Time | 5 days (digital report available) | 7–14 days |
Physician Insight & Safety Protocols
“As a Consultant Medical Genetics practicing under DHA regulation, I emphasize that the Galactosemia Panel 3 must be interpreted strictly within the full clinical and dietary context. Enzyme activity can be significantly altered by recent blood transfusions—donor erythrocytes contain functional enzymes that produce a false-normal result. Likewise, very young age and certain medications can modulate enzyme levels. A single laboratory value should never be used in isolation to confirm or exclude a diagnosis. When clinical suspicion remains high despite normal enzyme results, prompt dietary restriction of galactose and confirmatory molecular genetic testing of the GALT, GALK, and GALE genes should be initiated in consultation with a metabolic specialist.” – Lina Osama Zaki Quteineh, Consultant Medical Genetics | DHA Registration ID: 9294403
Advisory Protocol for Safe Testing
Enzymatic results are influenced by recent transfusion history. A minimum 60-day interval post-transfusion is required before sample collection to eliminate donor enzyme interference. Patients must provide a complete medication and clinical history at the time of blood draw. All results are reviewed by a DHA-licensed specialist who correlates enzyme activity levels with clinical presentation before issuing a final interpretive report.
Exclusion Criteria & Emergency Red Flags
- Exclusion: Blood transfusion within the last 60 days invalidates enzyme activity. Testing cannot be performed on transfused patients. A clear transfusion-free interval must be confirmed prior to sample submission.
- Emergency Red Flag – Seek Immediate Care: If the patient (particularly a newborn) develops severe jaundice, lethargy, persistent vomiting, poor feeding, hypoglycemia, or signs of sepsis, do not wait for test results. Immediate emergency evaluation is required.
- Sample Rejection Criteria: Frozen specimen, clotted sample, incorrect tube type (green-top sodium heparin required), hemolyzed sample, or specimen obtained less than 60 days post-transfusion.
Patient FAQ & Clinical Guidance
1. What is the Galactosemia Panel 3 test and why is it recommended?
The Galactosemia Panel 3 test measures the activity of three key enzymes—GALT, GALK, and GALE—that are essential for breaking down galactose. This panel helps diagnose inherited metabolic disorders before they cause irreversible damage to the liver, kidneys, brain, and eyes. It is recommended for newborns with abnormal newborn screening results, infants with unexplained jaundice or feeding difficulties, children with growth delays, and individuals with a family history of galactosemia. Early identification allows immediate dietary intervention—specifically the elimination of lactose and galactose from the diet—to prevent life-threatening complications such as liver failure, sepsis, and cognitive impairment.
2. How should I prepare my child for the blood draw?
For the most accurate enzyme measurement, your child must not have received a blood transfusion within the 60 days prior to the blood draw, as donor enzymes can interfere with and mask a true deficiency. The sample requires 4 mL of whole blood collected in a green-top sodium heparin tube, which must be shipped refrigerated (never frozen). A detailed medication and clinical history form must accompany the specimen. Our VIP Mobile Phlebotomy team follows a validated cold-chain protocol from collection to laboratory delivery, ensuring sample integrity throughout transit. Home collection is available daily from 8 AM to 11 PM.
3. Why is the test priced at 550 AED?
The 550 AED fee covers the full diagnostic pathway: fluorometric enzyme analysis for all three galactose metabolism enzymes, reflexive LC-MS/MS confirmation when indicated, validated cold-chain logistics for specimen transport, and a comprehensive clinical interpretation report reviewed by a DHA-licensed medical genetics consultant. The price includes VIP mobile phlebotomy home collection, temperature-controlled courier transport, and a post-test telephonic guidance session to explain the results, dietary implications, and recommended next steps. This integrated service model ensures diagnostic accuracy and clinical accountability that far exceeds routine spot-test screening.
UAE Regulatory & Data Privacy Adherence
DNA Labs UAE operates under DHA Facility License Number 1143 and complies fully with all applicable UAE federal data protection and health information governance regulations. All patient health information is processed in accordance 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. Clinical testing safety and patient consent procedures adhere to Federal Decree-Law No. 4 of 2016 on Medical Liability. All laboratory processes maintain ISO 9001:2015 accreditation standards, and digital reporting platforms employ end-to-end encryption to safeguard patient confidentiality.
Clinical & Logistical Metadata
| Test Name | Galactosemia Panel 3 (GALT, GALK, GALE Enzyme Activity) |
| Price (AED) | 550 |
| Turnaround Time | 5 business days (digital report available) |
| Sample Type / Matrix | Whole Blood (4 mL, Green-Top Sodium Heparin Tube). VIP Mobile Phlebotomy & Temperature-Controlled Cold-Chain Home Collection available daily 8 AM to 11 PM. |
| Methodology Used | Fluorometric Enzyme Assay (Beutler method) with Reflexive Confirmation by LC-MS/MS |
| ICD-10-CM Code | E74.21 (Galactosemia) |
| LOINC Code | 23731-3 (Galactose-1-phosphate uridylyltransferase [Enzymatic activity] in Blood) |
| DHA Facility License & Lab Address | License No. 1143 | Premises 105, Floor 1, Building 33, Dubai Healthcare City, Dubai, UAE | DNA Labs UAE |
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