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The fifth metacarpal bone (metacarpal bone of the little finger or pinky finger) is the most medial and second-shortest of the metacarpal bones. Surfaces [ edit ]
A hand imitating an ulnar claw. The metacarpophalangeal joints of the 4th and 5th fingers are extended and the Interphalangeal joints of the same fingers are flexed.. An ulnar claw, also known as claw hand or ‘Spinster’s Claw’, is a deformity or an abnormal attitude of the hand that develops due to ulnar nerve damage causing paralysis of the lumbricals.
The metacarpophalangeal joints (MCP) are situated between the metacarpal bones and the proximal phalanges of the fingers. [1] These joints are of the condyloid kind, formed by the reception of the rounded heads of the metacarpal bones into shallow cavities on the proximal ends of the proximal phalanges . [ 1 ]
Overview. Joint pain is a common symptom we all experience at some point or another. Painful joints can have a significant impact on quality of life and the ability to do daily activities.
"Joint pain, like any other pain in the body, is a signal that something may not be working properly in our musculoskeletal system," says Dr. Jeffrey Zarin, MD, an orthopedic surgeon specializing ...
This area may be tender, meaning it is painful when pressed. There may also be hyperextension of the metacarpophalangeal joint. The thumb metacarpal deviates towards the middle of the hand (adduction). [12] Also a grinding sound, known as crepitus, can be heard when the TMC joint is moved, more so when axial pressure is applied. [13]
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