Test ID: Z1738 (Mayo test code ARSU)
CPT code: 84311
Specimen Type: 24 hour urine
Frequency: Setup: Thur; analytic time 9 days
Instructions: 10.0mL from 24hr urine collection, Refrigerated. Min 5.0mL.
Text: Useful For: Detection of MLD (secondary specimen – primaryLeukocytes).
In MLD, an inborn lipid storage disease or sphingolipidosis, the amount of arylsulfatase A is greatly reduced in urine, serum, and various tissues.
Methodology: Colorimetric, Kinetic