Ordering Recommendation
Mnemonic
ARYL LEUK
Methodology
Quantitative Colorimetry
Performed
Varies
Reported
8-18 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Yellow (ACD solution B). Also acceptable: Yellow (ACD solution A). Collect Monday-Wednesday only and not the day before a holiday.
Specimen Preparation
Transport 6 mL whole blood in the original tube. (Min: 5 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Storage/Transport Temperature
Refrigerated. Also acceptable: Room temperature.
Unacceptable Conditions
Grossly hemolyzed specimens.
Remarks
Stability
Ambient: 6 days; Refrigerated: 6 days; Frozen: Unacceptable
Reference Interval
By Report
Interpretive Data
Compliance Category
Performed by non-ARUP Laboratory
Note
Hotline History
N/A
CPT Codes
82657
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
2011059 | Arylsulfatase A, Leukocytes, Whole Blood | 24078-8 |
2011060 | Arylsulfatase A, Interpretation | 59462-2 |
2011061 | Reason for Referral | 42349-1 |
2011062 | 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 (WBC)
- Arylsulfatase A Deficiency
- Metachromatic Leukodystrophy
- MLD
- WBC Aryl Sulfatase A
Arylsulfatase A, Leukocytes, Blood
Mayo Clinic Laboratories