WebSkier's thumb is an acute partial or complete rupture of the ulnar collateral ligament (UCL) of the thumb’s metacarpophalangeal joint (MCPJ) due to a hyperabduction trauma of the thumb. Whilst both terms are often used … WebRadial collateral ligament avulsion injury and retraction of an avulsed bone fragment, which is separated from the donor site on the proximal phalanx. Ulnar collateral ligament also shows increased fluid signal intensity associated with subjacent bone marrow edema on its proximal phalangeal attachment. Case Discussion
Radial collateral ligament avulsion injury - thumb Radiology Case ...
WebOct 4, 2014 · The injury has been diagnosed as a complete tear of the radial collateral ligament (RCL) of Young’s right thumb and will require surgery. The thumb is comprised of three bones, the proximal and distal phalanxes and the first metacarpal. The proximal phalanx attached to the metacarpal bone to form the metacarpophalangeal (MCP) joint. WebThe planes of section (sagittal, coronal, and axial) must be aligned to the digit of interest; this alignment is especially critical for imaging the thumb, which is pronated to the plane of the fingers at rest [ 1 ]. Imaging planes are chosen to … palermo 90100
Thumb Collateral Ligament Injury - Hand - Orthobullets
WebCollateral ligament integrity is essential to joint stability, pinch strength, and pain-free motion. Acute rupture of the ulnar collateral ligament is due to a sudden radial deviation force on the abducted thumb and is referred to as skier's thumb. An ulnar-directed force causes injury to the radial collateral ligament. WebNational Center for Biotechnology Information WebThe thumb MCP is a diarthrodial ginglymoid joint that allows motion primarily in flexion and extension. The ulnar collateral ligament (UCL) and radial collateral ligament (RCL) are the … palermo 90121