There is no specific “diagnostic” or pathognomonic laboratory marker for ankylosing spondylitis/axial spondyloarthritis (AS/axSpA), and diagnosis is based on clinical history, physical examination and ...
Axial disease is common and burdensome in patients with psoriatic arthritis (PsA). Human leukocyte antigen-B27 (HLA-B27) is a risk factor for axial PsA; treatment response by HLA-B27 status is ...
The Center for Biologics Evaluation and Research (CBER) has just published a new draft guidance document intended to clarify the premarket notification, or 510(k), process for certain types of test ...
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