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B5701 / 006926-L
HLA-B*57:01, ABACAVIR HYPERSENSITIVITY HLA ASSOCIATION TEST

Test Code B5701 / 006926-L 
Test HLA-B*57:01, ABACAVIR HYPERSENSITIVITY HLA ASSOCIATION TEST 
Methodology Polymerase chain reaction (PCR)/sequence-specific oligonucleotide probes (SSOP)

This is a class I allele-specific test. 

Description Useful for determining the presence of B57 antigen 
Specimen Draw blood in a lavender-top tube (EDTA) send 7ml (minimum 3mL) of EDTA whole blood, 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, telephone 800-533-1037. Ship specimen so it will arrive in the laboratory Monday through Friday.

Storage Instructions Maintain blood specimen at room
temperature. Keep buccal swabs dry and at room temperature.

Causes for Rejection Hemolysis; clotted specimen; insufficient volume of DNA on buccal swabs 

Reference Values The genetic sequences coding for the HLAB*
5701 are probed and reported as either P (positive) if it is present or N (negative) if it is absent. 
Analytic Time 3 to 5 days 
Day(s) Test Set Up Monday through Friday 
CPT Code(s) 81381