HLA-A*02:01 Determination

Test Code
92044


CPT Codes
81380

Includes

Samples positive for A*0201 require HLA A-High resolution testing for an additional fee



Preferred Specimen
14 mL whole blood collected in an EDTA (lavender-top) tube


Minimum Volume
5 mL whole blood


Other Acceptable Specimens
Whole blood collected in: ACD (yellow-top) tube or sodium heparin (green-top) or lithium heparin (green-top) tube • 4 buccal swabs

Note: For cord blood, bone marrow and peripheral blood leukocyte specimen submissions, please contact BloodCenter of Wisconsin for collection, transport and stability instructions. 


Instructions
Sample cannot be shipped on Saturday or the day before a holiday.

Adult patients: If requesting more than one panel for HLA Transplant Testing, no more than 14 mL whole blood collected in an EDTA (lavender-top) tube is required.

Pediatric patients: If requesting more than one panel for HLA Transplant Testing, follow drawing instructions according to age as specified. No more than what is specified by age is required.

Pediatric volume
0-1 year: 3 mL
1-5 years: 5 mL
5-10 years: 7 mL
>10 years: 14 mL


Transport Temperature
Room temperature


Specimen Stability
Whole blood
Room temperature: 14 days
Refrigerated: Unacceptable
Frozen: Unacceptable

Buccal swabs
Room temperature: 30 days
Refrigerated: Unacceptable
Frozen: Unacceptable


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Received room temperature >14 days • Received refrigerated • Received frozen


Methodology
Direct DNA Sequencing • Polymerase Chain Reaction (PCR)

FDA Status
These tests were developed and their performance characteristics were determined by BloodCenter of Wisconsin. They have not been cleared by the FDA. However, this approval is not required.

Setup Schedule
Sets up 7 days a week.




The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.