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Test Code 0298307 Narcolepsy-Associated Antigen, HLA-DQB1 Typing, Blood

Additional Codes

Mayo Test ID
NARC

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Useful For

Ruling out a diagnosis of narcolepsy

Method Name

Polymerase Chain Reaction (PCR)/Sequence-Specific Oligonucleotide Probes (SSO)

Reporting Name

Narcolepsy Associated Ag, B

Specimen Type

Whole Blood ACD-B


Specimen Required


Container/Tube: Yellow top (ACD solution B)

Specimen Volume: 6 mL

Collection Instructions: Do not transfer blood to other containers.

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
Whole Blood ACD-B Refrigerated (preferred)
  Ambient 

Reject Due To

Hemolysis

NA

Lipemia

NA

Icterus

NA

Other

NA

 

Reference Values

An interpretive report will be provided.

Interpretation

If DQB1*06:02 is not detected, the narcolepsy-associated antigen test result will be reported as negative for DQB1*06:02.

 

If the allele is detected, the result will be reported as positive for DQB1*06:02.

Day(s) and Time(s) Performed

Monday through Friday; 7:30 a.m.-5:00 p.m.

Analytic Time

5 days

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

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