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  1. Apr 18, 2024 · Proximal interphalangeal joint (PIP): This is the finger’s middle joint. Metacarpophalangeal joint (MCP): This is the joint at the finger’s base, closest to the hand.

  2. Apr 13, 2024 · Swollen finger joints are frequently the result of inflammation caused by an infection, injury, or disease. The swelling may be acute (sudden and short-lasting), caused by a fracture, infected cut, or a "jammed finger." Or, it may be due to a chronic (persistent or recurrent) condition like osteoarthritis, rheumatoid arthritis, gout, and others ...

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  4. Apr 19, 2024 · The structure of both the proximal interphalangeal (PIP) and the distal interphalangeal (DIP) joints is very similar (see Fig. 7.1). Each phalanx has a concave base and a convex head. The joint surfaces comprise the head of the more proximal phalanx ...

  5. Apr 18, 2024 · The middle knuckle is called the proximal interphalangeal (PIP) joint. A PIP joint dislocation occurs when trauma causes the bones of the finger to dislodge, resulting in a very painful and swollen joint. You should visit your primary care physician within the next 24 hours. This injury is very painful, and is usually treated by a hand specialist.

  6. Apr 1, 2024 · Gout in the thumb is rare, but it can affect the carpometacarpal (CMC) joint of the thumb or the metacarpophalangeal (MCP). The CMC joint connects the thumb to the wrist and plays a role in the normal functioning of the thumb. The MCP joint is the large joint within the hand, where the thumb joint meets the hand bones. It connects to the CMC joint.

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  7. Mar 31, 2024 · Carpal bones (proximal) – a set of eight irregularly shaped bones. They are located in the area of the wrist. Metacarpals – a set of five bones, each one related to a digit. They are located in the area of the palm. Phalanges (distal) – the bones of the digits. The thumb has two phalanges, whilst the rest of the fingers have three.

  8. Apr 12, 2024 · Several different athletic injuries can occur at the interphalangeal joints. The most common injury is a sprain of the PIP joint, the so-called jammed finger. Mallet fingers are less common than PIP joint sprains, but they are more common than PIP fractures or fracture dislocations and are also the most common closed tendon injury seen in athletes.

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