MeSH definition : Chronic inflammatory conditions affecting the axial joints which cannot be detectable
on x-rays. It is characterized by pain, stiffness of joints and inflammation. Non-radiographic
axial spondyloarthritis can have symptoms onset before the age of 45 and progress
to more severe ANKYLOSING SPONDYLITIS over time.;
Chronic inflammatory conditions affecting the axial joints which cannot be detectable
on x-rays. It is characterized by pain, stiffness of joints and inflammation. Non-radiographic
axial spondyloarthritis can have symptoms onset before the age of 45 and progress
to more severe ANKYLOSING SPONDYLITIS over time.