Ganglion or synovial cyst

Ganglion cysts are the most frequent benign formations of the hand. They occur frequently in the joints of the hand and the wrist. The most common place is the back of the wrist, on the palm of the hand and on the fingers. They have a circular shape, can be soft or hard and are filled with clear gelatinous liquid. The cause is attributed to inflammatory processes of the joints (arthritis) and tendons (tendinitis). The cysts closest to the fingertips are usually associated with an arthritic osseous spur. They may or may not be painful. In some cases they may cause joint mobility d...
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