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HelpNarcolepsy-Associated Antigen, HLA-DQB1 Typing, Blood
Additional Codes
LAB3988
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Whole Blood ACD-BSpecimen Required
Container/Tube:
Preferred: Yellow top (ACD solution B)
Acceptable: Yellow top (ACD solution A), lavender top (EDTA)
Specimen Volume: 6 mL
Collection Instructions: Send whole blood specimen in original vial. Do not aliquot.
Additional Information: Specimen acceptability is based on extracted DNA concentration and not sample age.
Specimen Minimum Volume
3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole Blood ACD-B | Refrigerated (preferred) | ||
| Ambient | |||
Reference Values
An interpretive report will be provided.
Day(s) Performed
Monday through Friday
CPT Code Information
81376-HLA Class II typing, low resolution (eg, antigen equivalents); one locus (eg, HLA-DRB1/3/4/5, -DQB1, -DQA1, -DPB1, or -DPA1), each
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| NARC | Narcolepsy Associated Ag, B | 63558-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| NARC_ | Narcolepsy Associated Ag Result | 63558-1 |
| NARCC | Interpretation | 50595-8 |