Which of the following is not a seronegative spondyloardthropathy?
High-Yield Explanation
Seronegative spondyloahropathies (SpA) are a family of rheumatologic disorders that classically include: Ankylosing spondylitis (AS) Psoriatic ahritis (PsA) Inflammatory bowel disease (IBD) associated ahritis.Seronegative spondyloahropathies (seronegative spondyloahritides) share ceain clinical characteristics (eg, back pain, uveitis, GI symptoms, rashes). Some are strongly associated with the HLA-B27 allele. Rheumatoid factor (RF) is usually negative in the spondyloahropathies (hence, why they are called seronegative spondyloahropathies)