Rheumatoid Arthritis
Rheumatoid arthritis (RA) is a chronic, systemic autoimmune disorder primarily affecting synovial joints. Unlike osteoarthritis, which results from wear and tear, RA is characterized by…
Psoriatic Arthritis
Psoriatic arthritis (PsA) is a chronic inflammatory musculoskeletal disorder associated with psoriasis, a skin condition characterized by red, scaly patches. PsA is an autoimmune disease…
Polyarticular Juvenile Idiopathic Arthritis
Polyarticular juvenile idiopathic arthritis (JIA) is a chronic autoimmune condition affecting five or more joints during the first six months of disease onset in children…
Enthesitis-related juvenile idiopathic arthritis
Enthesitis-related juvenile idiopathic arthritis (ERA-JIA) is a distinct subtype of juvenile idiopathic arthritis (JIA) that primarily affects the entheses—where tendons and ligaments attach to bones.…