HLA-DQA & DQB (CELIAC DISEASE)

Synonyms:
Computer Code: (CDNADQ)
Specimen Collection: 2 x 3 mL blood (lavender top tube) or 1 x 7 mL lavender top tube.
Minimum Volume: 2 x 3 mL or 1 x 7 mL lavender top tube
Handling Instructions for Offsite Areas: Send immediately at room temperature. Send with completed TIL lab requisition. REQUIRES GENETIC TESTING ATTESTATION.
Reference Values: DQ alpha and DQ beta alleles reported. Positive or negative for DQA1*05:01/05:05 with DQB1*02:01/02:02 (DQ2) or DQA1*03 with DQB1*03:02 (DQ8) alleles reported.
Lab Code: TIL
Requisition: TIL
Test Frequency: Mon-Fri
Routine TAT: 7 days
Stat TAT: 7 days
CPT Code(s): 81382x2 each
LCD or NCD:
Methodology Used:
See Addendum XVII