2021年5月14日 · Digital Collateral Ligament Injuries result from direct trauma to the digit injuring the radial or ulnar collateral ligaments. Diagnosis is made clinically and MRI may be required …

The ulnar collateral ligament (blue arrows) demonstrates proximal edema but is intact. On the 3rd image, attenuated midsubstance radial collateral ligament (RCL) fibers are present (red …

2021年5月23日 · radial collateral ligaments (RCL) are more horizontal than ulnar collateral ligaments (UCL)

Biomechanically, the radial collateral ligament is most important for providing thumb metacarpophalangeal joint stability in flexion and extension, specifically for strong pinch and …

Injuries to the collateral ligaments of the thumb metacarpophalangeal (MP) joint, which range from mild sprains to complete ruptures, are among the most common injuries of the hand. The …

radial collateral ligament ruptures of the index finger. When ligament repair is necessary, the surgeon should be aware of 3 guiding principles: minimize any soft-tissue dissection. It is wise …

2007年12月17日 · Radial collateral ligament (RCL) injuries of the thumb are relatively common although they are less common than ulnar collateral ligament injuries, which make up 10% to …

2006年1月28日 · Anatomically, the thumb UCL and index finger RCL are the primary stabilizers during pinch. The secondary stabilizers of both are the accessory collateral ligament, dorsal …

2017年5月9日 · When the RCL of the thumb MCP joint is completely ruptured, the proximal phalanx will subluxate volarly and ulnarly relative to the metacarpal head, pivoting on the ulnar …

A complete RCL tear with an intact UCL will result in thumb pronation instability as the proximal phalanx rotates around the thumb meta-carpal around the axis of the UCL. Stener lesions …