Methodology
Polymerase Chain Reaction (PCR)/Massively Parallel Sequencing/Sequence-Specific Oligonucleotide Probe Hybridization
Synonyms
DQB1*06:02; DQ1; DR15; Narcolepsy; Narcolepsy-Testing; HLA-DQ6; HLA-DQB1*06:02; HLA genotyping for narcolepsy
Specimen Type
Whole Blood
Performing Lab
ARUP
Epic ID
Other Reference Test
Lab Test Days
Monday-Friday
Standard TAT
8-15 Days
Collection Information
Specimen Required
1-3 mL Whole Blood
Container Type
EDTA (Lavender-Top) Tube
Collection Instructions
Whole blood collected in an ACD Solution A (yellow-top) tube is also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-ONLY
Specimen Stability
Room Temp: 72 Hours; Refrigerated: 1 Week (preferred); Frozen: Unacceptable
Rejection Criteria
Specimens collected in yellow (ACD solution B); Clotted, grossly hemolyzed, or heparinized specimens.
Test Volume Required
3 mL Whole Blood
Minimum Test Volume
1 mL Whole Blood
Processing Instructions
Complete an ARUP requisition and submit with specimen refrigerated. Send with daily Apollo Courier.
Included Tests
HLA-DQB1, Allele 1, HLA-DQB1, Allele 2, and Narcolepsy HLA Interpretation
Comments
Insurance authorization is required prior to draw for Outpatients. Ok to send on Inpatients.
CPT Codes
81382
Revised
5/9/26
Initials
IM