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Metacarpophlangeal (MP) Joint Replacement

The metacarpophalangeal (MP) joint is the large joint where the finger attaches to the hand. Arthritis of the MP joint can lead to pain, swelling and stiffness. Nonoperative management includes a steroid injection or two, activity limitation and buddy taping the finger to its neighbor. In patients with rheumatoid arthritis, all of the MP joints can be involved,