4 kinds: Degeneration (osteoarthritis) or injuries, autoimmune disease like rheumatoid arthritis and psoriatic arthritis, infections like lyme and parvovirus, and crystals like gout and pseudogout. Rarely others like bleeding or tumors.
Answered 10/26/2019
5.7k views
Lots of things: Injury, viral syndromes, inflammatory arthritis degenerative disease are all causes of joint problems.
Answered 12/18/2019
5.6k views
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