Test Details
Methodology
HLA results are obtained using Next Generation Sequencing (NGS). This is reported as a Class II antigen level assay.
This is a class II antigen level test. |
HLA results are obtained using Next Generation Sequencing (NGS). This is reported as a Class II antigen level assay. |
Result Turnaround Time
3 - 7 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Use
This test is used to determine the presence of DR15 antigen.
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This test is used to determine the presence of DR15 antigen. |
Special Instructions
When submitting buccal swabs, please use a buccal swab kit provided by LabCorp. Please call 800-533-1037 (HLA customer service) to obtain the buccal swab kit or for assistance in selecting the proper HLA test for the patient.
Limitations
Even with appropriate precautions, an occasional specimen may not be satisfactory for testing. In such cases, an additional specimen should be collected for testing.
This test was developed and its performance characteristics determined by Labcorp. It has not been cleared or approved by the Food and Drug Administration.
Even with appropriate precautions, an occasional specimen may not be satisfactory for testing. In such cases, an additional specimen should be collected for testing. This test was developed |
Even with appropriate precautions, an occasional specimen may not be satisfactory for testing. In such cases, an additional specimen should be collected for testing. This test was developed and its performance characteristics determined by Labcorp. It has not been cleared or approved by the Food and Drug Administration. |
References
Specimen Requirements
Specimen
Whole blood or buccal swabs
Volume
7 mL whole blood or four buccal swabs
Minimum Volume
3 mL whole blood or four buccal swabs
Container
Lavender-top (EDTA) tube or four buccal swabs in a sealed envelope (buccal swab kit). When submitting buccal swabs, please use a buccal swab kit provided by LabCorp. To obtain the buccal swab kit, please telephone 800-533-1037.
Storage Instructions
Maintain blood specimen at room temperature. Keep buccal swabs dry and at room temperature.
Causes for Rejection
Hemolysis; clotted specimen; insufficient amount of DNA on buccal swabs; yellow-top (ACD) tube
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 167100 | HLA DR15 | 167101 | HLA DR15 | 6803-1 | ||
| 167100 | HLA DR15 | 167384 | HLA Methodology | 49549-9 | ||
| Order Code | 167100 | |||||
| Order Code Name | HLA DR15 | |||||
| Order Loinc | ||||||
| Result Code | 167101 | |||||
| Result Code Name | HLA DR15 | |||||
| UofM | ||||||
| Result LOINC | 6803-1 | |||||
| Order Code | 167100 | |||||
| Order Code Name | HLA DR15 | |||||
| Order Loinc | ||||||
| Result Code | 167384 | |||||
| Result Code Name | HLA Methodology | |||||
| UofM | ||||||
| Result LOINC | 49549-9 |