ARYLSULFATASE A LEUKOCYTES
General Information
HLAB/HOL Code: ARYLA
UPHSM LIS Test #: 027944
Schedule:
Testing Time: 8-15 Days
Testing Lab: Mayo Labs
UPHSM LIS Test #: 027944
Schedule:
Testing Time: 8-15 Days
Testing Lab: Mayo Labs
Specimen Info
Only 1 specimen type required, unless otherwise specified
Volume: 6.0mL whole blood
Temperature: Refrigerate
Tube Type: 1 Yellow ACD B
Collection Info:
For optimal isolation of leukocytes, it is recommended the specimen arrive refrigerated within 6 days of collection to be stabilized. Collect specimen Monday through Thursday only and not the day before a holiday. Specimen should be collected and packaged as close to shipping time as possible.
Preferred: Yellow top (ACD solution B)
Acceptable: Yellow top (ACD solution A)
Specimen Volume: 6 mL
Collection Instructions: Send specimen in original tube. Do not aliquot.
Temperature: Refrigerate
Tube Type: 1 Yellow ACD B
Collection Info:
For optimal isolation of leukocytes, it is recommended the specimen arrive refrigerated within 6 days of collection to be stabilized. Collect specimen Monday through Thursday only and not the day before a holiday. Specimen should be collected and packaged as close to shipping time as possible.
Preferred: Yellow top (ACD solution B)
Acceptable: Yellow top (ACD solution A)
Specimen Volume: 6 mL
Collection Instructions: Send specimen in original tube. Do not aliquot.
Specimen Acceptability
REJECT DUE TO:
Gross hemolysis: Reject
Gross hemolysis: Reject
Methods
Colorimetric Enzyme Assay
Clinical Utilities
Preferred enzymatic test for detection of arylsulfatase A deficiency
This test is not suitable for carrier detection.
This test is not suitable for carrier detection.
CPT Codes
82657
* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
Reference Range
> or =62 nmol/h/mg
Note: Results from this assay may not reflect carrier status because of individual variation of arylsulfatase A enzyme levels. Low normal values may be due to the presence of pseudodeficiency or carrier alleles. Patients with these depressed levels may be phenotypically normal.
Note: Results from this assay may not reflect carrier status because of individual variation of arylsulfatase A enzyme levels. Low normal values may be due to the presence of pseudodeficiency or carrier alleles. Patients with these depressed levels may be phenotypically normal.