Ordering Recommendation

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

24-hour urine. Do not use preservatives. Keep refrigerated during collection.

Specimen Preparation

Transfer 6 mL urine to ARUP standard transport tubes. (Min. 2.5 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Random urine.

Remarks

Indicate total volume.

Stability

Ambient: Unacceptable; Refrigerated: 2 weeks; Frozen: Unacceptable

Methodology

Quantitative Colorimetry/Enzyme Immunoassay (EIA)

Performed

Varies

Reported

9-19 days

Reference Interval

By report

Interpretive Data



Compliance Category

Performed by non-ARUP Laboratory

Note

Hotline History

N/A

CPT Codes

84311

Components

Component Test Code* Component Chart Name LOINC
0095226 Arylsulfatase A, 24-Hour Urine 42726-0
2013301 Arylsulfatase A - Interpretation 59462-2
2013302 Arylsulfatase A - Reviewed By 18771-6
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • ARSA Deficiency
  • Arylsulfatase A Deficiency
  • Metachromatic Leukodystrophy
  • MLD
Arylsulfatase A, 24-Hour Urine

Mayo Clinic Laboratories