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Home > Terms > English, UK (UE) > Rheumatoid arthritis (RA)
Rheumatoid arthritis (RA)
1) A chronic systemic disease, primarily of the joints, marked by inflammatory changes in the synovial membranes and articular structures, widespread fibrinoid degeneration of the collagen fibres in mesenchymal tissues, and by atrophy and rarefaction of bony structures. aetiology is unknown, but autoimmune mechanisms have been implicated.
2) A usually chronic disease that is considered an autoimmune disease and is characterised especially by pain, stiffness, inflammation, swelling, and sometimes destruction of joints -- abbreviation RA; called also atrophic arthritis.
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- Part of Speech: noun
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- Industry/Domain: Health care
- Category: Genetic disorders
- Company: National Library of Medicine
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