Test Details
Mnemonic
HEXOL
Ordering Code
3800310
CPT-4 Code(s)
83080 x 2
Specimen Information
Collect
Yellow ACD
Specimen Preparation
Send 6.0 mL whole blood in the original tube. Sample must arrive within 48 hours of collection.
Due to the nature of the testing procedure, specimens will only be accepted on Monday, Tuesday and Wednesday.
Due to the nature of the testing procedure, specimens will only be accepted on Monday, Tuesday and Wednesday.
Minimum Volume
5.0 mL
Transport Temperature
Refrigerated
Rejection Criteria
Gross hemolysis, specimen >96 hours old
Stability
Room temperature: 4 days
Refrigerated: 4 days
Frozen: Unacceptable
Refrigerated: 4 days
Frozen: Unacceptable
Methodology
Heat Inactivation, Fluorometric, Semiautomated
Reference Range
Total: 16.4–36.2 U/g of cellular protein
Hexosaminidase A: 63–75% of total (normal)
Hexosaminidase A: 63–75% of total (normal)
Performing Laboratory
MAYO
New York DOH Approval Status
Yes