Un número notable de pacientes con distintas formas de espondiloartritis no responde a los
AINE y los FAME. Distintos estudios controlados en pacientes con EA y APs han …

Objectives. Although clinicians recognize hip involvement, which frequently leads to hip
replacement surgery, as an important feature of AS, data on the epidemiology, nature of the …

Ankylosing spondylitis (AS) is a common, highly heritable, inflammatory arthritis for which
HLA-B*27 is the major genetic risk factor, although its role in the aetiology of AS remains …

Objectives: Recent results have shown that the IL23R gene, coding for a subunit of the
interleukin-23 receptor, is strongly associated with autoimmunity. The aim of the current study was …

Objective. To determine the first signs and symptoms, and the clinical, biological and
radiological characteristics of patients with early SpA. Methods. A total of 150 SpA patients were …

The association of endoplasmic reticulum aminopeptidase 2 (ERAP2) with ankylosing
spondylitis (AS) was recently described in the large International Genetics of AS Consortium …

… Negrín, Las Palmas de Gran Canaria); María Pilar Fernández Dapica, Maria Carmen Herrero
Manso, and Milagros Jiménez Muro (Hospital Universitario Doce de Octubre, Madrid); Jesús …

Objective. Ankylosing spondylitis (AS) is a chronic inflammatory disease mainly affecting the
axial skeleton and characterized by ossification of the spinal disc, joints, and ligaments …

Objective To describe the radiographic phenotype of axial spondyloarthritis (SpA) according
to the presence of HLA–B27. Methods An international collaboration compared the …

Objective. To compare the clinical, demographic, and serologic characteristics and the
treatment of patients diagnosed with ankylosing spondylitis (AS) from Europe (EU) and Latin …