Knuckle cracking, a common habit, involves the formation of an air bubble in the synovial fluid of finger joints. While the ...

Documenting joint damage in rheumatoid arthritis (RA) is important for monitoring the course of the disease and for evaluating new treatments. MRI can be used for quantitative assessment of bone ...

Like other joints, it can experience injury or be affected by a health problem. Each of your fingers has three knuckles, and ...

The extensor mechanism functions through two sets of muscles which extend three joints (MCP, PIP, DIP) and flex one joint (the metacarpophalangeal [MCP]) (Fig. 6). The two systems are ...