Useful For:
HLA-B27 is found in 90% of patients with ankylosing spondylitis and 80% in Reiter’s disease. Ankylosing spondylitis affects 1 in 1000 Caucasians. Ankylosing spondylitis is 10 times more common among individuals with HLA-B27 compared to individuals without this antigen.
Methodology: Flow Cytometry (FC)
Specimen Requirements: 2 DARK green-top (SODIUM heparin) tubes (minimum: 3.0 mL of SODIUM heparinized plasma). Store specimen at room temperature after collection.
NOTE:
- DO NOT FREEZE OR REFRIGERATE
- Lavender-top (EDTA whole blood) is also acceptable
Analytical Time: 5 days
Days Set Up: Tuesday through Sunday
CPT Information:
86812 – HLA typing, single antigen