2024年1月12日 · Thumb Collateral Ligament Injuries, most commonly ulnar collateral (UCL), are athletic injuries that lead to a decrease in effective thumb pinch and grasp. Diagnosis relies upon thumb MCP radial-ulnar stress exam and MRI studies.

Acute UCL tears typically present with swelling, tenderness, and ecchymosis over the UCL with weakness and pain in pinch and key grip. Frank instability can be present, but often stress exams are limited by patient pain. Palpable nodularity along the ulnar aspect of the MCP suggests the presence of a Stener lesion.

Skier'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 interchangeably, the skier’s thumb refers to …

By enlarge, injury to the ulnar collateral ligament (UCL) is more common than the radial collateral ligament (RCL) accounting for 60–90% of ligamentous collateral injury cases at the MCP joint of the thumb . This review will outline the relevant clinical anatomy, mechanisms of injury, and treatment options available.

2024年5月11日 · Key insights on Thumb MCPJ UCL injury, covering causes, diagnosis, and treatment options. Thumb MCPJ UCL injuries range is typically diagnosed with stress tests and imaging. Conservative treatment for partial tears to surgical repair for …

A thumb UCL injury is primarily diagnosed clinically. Patients often report pain at the first metacarpophalangeal joint (MCPJ), which is usually aggravated by thumb abduction or extension. Acute symptoms may include swelling and bruising following some form of trauma.

Rupture of the ulnar collateral ligament of the thumb metacarpophalangeal joint (MCPJ) is a common hand injury that can lead to long-term problems if inadequately treated [3, 5, 34]. Excessive valgus stress to the base of the thumb may result in disruption of the ulnar collateral ligament complex with or without an avulsion fracture of the base ...

2012年11月7日 · Untreated ulnar collateral ligament (UCL) injury of the thumb metacarpophalangeal joint (MCPJ) can lead to long-term pain and functional limitations.Detection of a UCL injury involves sequential examination of true and accessory ligaments and comparison with the uninjured side.Acute partial UCL injuries can be successfully treated ...

How is a UCL injury treated? The treatment depends on the severity of the injury. Grade 1 and 2 injuries are treated by splinting, generally for eight weeks. Grade 3 injuries are most commonly treated with surgery. In all instances you will be referred to a hand therapist as part of your treatment for splinting, education and rehabilitation.

2024年8月22日 · Acute complete ruptures of the ulnar collateral ligament (UCL) of the thumb metacarpophalangeal joint (MCPJ) are common and account for approximately 50 in 100,000 presentations to emergency departments (EDs). 1 These injuries frequently result in pain and dysfunction, which can be persistent in a minority of cases in which there may also be ...