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  • 08.05.2010
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Osteoarthritis thumb joint

Osteoarthritis in the thumb is the most common form of arthritis that affects the hands. Osteoarthritis results from the breakdown of joint cartilage. Thumb arthritis is common with aging and occurs when cartilage wears away from the ends of the bones that form the joint at the base of your. In the early stages of thumb arthritis, treatment usually involves a combination of non-surgical therapies. If your thumb arthritis is severe, surgery. As the disease progresses, the thumb metacarpal may become dorsoradially subluxated on the trapezium, resulting in hyperextension deformity of the metacarpophalangeal (MP) joint. The thumb CMC joint is the most frequently affected joint of the hand to develop localized osteoarthritis. Osteoarthritis, or degenerative arthritis, is a process that occurs with aging and describes the deterioration of the joint cartilage. Thumb arthritis is the second most common type of arthritis in the hand; the most prevalent hand arthritis involves the last joint in each finger. Arthritis is a condition that irritates or destroys a joint. Although there are several types of arthritis, the one that most often affects the joint at the base of the thumb (the basal joint) is osteoarthritis (degenerative or "wear-and-tear" arthritis).
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