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.
5.0 mL Whole Blood in a Green Top Tube - Na Heparin
7 days Ambient (preferred)
5 days Refrigerated
2.0 mL
Frequency of occurrence
Caucasians: 6-8%
African Americans: 3-4%
Asians: 1%
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.
3 to 5 days
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