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What is Distal interphalange of joint is commonly involved in: and explain in detail?
(Psoriatic arthritis): Ref: 247 - M, 64-A* The important distinguishing features of psoriatic arthritis are:1. Asymmetrical joint distribution2. Involvement distal finger joints3. The presence of sacroilitis or spondylitis4. The absence of rheumatoid nodule* Osteoarthritis: - Knobbly appearance of distal inter phalagcal joint (Herberden's nodes) and less often the proximal interphalangeal joints (Bouchard's nodes)* SLE: - The joint involvement is not symmetrical nor are ankylosis and erosions common* Rheumatoid arthritis: - Bilateral symmetrical polyarthritis involving the proximal joints of the hands or feet the joints affected most commonly are the metacarpophalangeal joint s particularly that of the index fingers.