Genvinset® HLA B27v5 is a semi-automated in vitro diagnostic kit for HLA-B*27 group of alleles qualitative detection in genomic DNA extracted from whole blood, associated with ankylosing spondylitis predisposition, by Real-Time PCR using TaqMan® probes technology. Patients who can benefit from this determination are those referred by a specialist with clinical symptoms compatible with rheumatoid diseases such as ankylosing spondylitis, reactive arthritis, psoriatic arthritis or juvenile enthesitis related arthritis, and acute anterior uveitis.