Introduction Psoriatic arthritis (PsA ... of ‘skin pain’, ‘joint pain’, ‘muscle pain’ and ‘back pain’ in the final conceptual model. Spine pain was relisted as back pain, as this term better fits how ...

The most common forms are rheumatoid arthritis (RA), psoriatic arthritis (PsA), systemic lupus erythematosus (SLE ... The effects of inflammation can damage these bands of flexible tissue that support ...