Test Overview
Test Methodology
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Test Usage
Diagnosis of Krabbe disease
Follow-up testing for evaluation of an abnormal newborn screening result for Krabbe disease
Reference Range *
> or =0.300 nmol/hour/mg protein
An interpretative report will be provided.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Preanalytical processing: Monday through Saturday; Testing performed: Monday, Wednesday
Analytic Time
6 - 10 days
Soft Order Code
GALCW
Laboratory
Sendout
Reference Laboratory
Mayo GALCW
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in an ACD solution B tube. Send as intact whole blood to Specimen Processing refrigerated. Do not aliquot, send in original container
Special Handling
Do not aliquot, send testing in original container
Alternate Specimen
ACD solution B or EDTA lavender top
Contraindications
This test is not intended for carrier detection.
Normal Volume
6 mL whole blood
Minimum Volume
2 mL whole blood
Storage Temperature
Refrigerated preferred, ambient acceptable
Additional Information
Test performed by Mayo Clinic Laboratories
Billing
CPT Code
82657