For many years the seronegative spondyloarthropathies were confused with rheumatoid
arthritis, but now they are known to be clinically and etiologically distinct (1-4). As a group …

It has bccn 300 years since the Irish physician Bernard Connor first described the ankylosed
spine of a human skeleton found in a French cemetery (Fig. 1)[1–4]. Two hundred years …

The seronegative spondylarthropathies are a group of multisystem inflammatory disorders
that share a variety of clinical, radiologic, and genetic features. They include ankylosing …

Seronegative spondylarthropathies include ankylosing spondylitis, Reiter's syndrome and
reactive arthritis, psoriatic arthritis, arthritis associated with ulcerative colitis and Crohn's …

The two leading clinical symptoms of spondyloarthropathy (SpA) patients are inflammatory
back pain (IBP) 44 and asymmetric peripheral arthritis, predominantly of the lower limbs. 28 …

The spondyloarthropathies (SpA) are a heterogeneous group of chronic inflammatory
rheumatic disorders that share characteristic clinical features including inflammatory back …

Seronegative Spondylarthropathie Page 1 Seronegative Spondy !arthropathie RODNEY
BLUESTONE University of Califomia, Los Angeles Formerly mislabeled "rheumatoid variants," …

Epidemiological studies on the spondyloarthritides have been hindered in the past by the
lack of adequate classification criteria for the whole group of these diseases. Using the Amor …

A follow-up study was performed on 256 patients with ankylosing spondylitis. HLA-B27-
negative Dutch patients very rarely had classical idiopathic ankylosing spondylitis. Most of …

Of the first degree relatives of B27 positive spondylitis probands, 10.2% demonstrated an
associated disease, ie, ankylosing spondylitis, Reiter's syndrome, peripheral arthritis, or …