A Stener lesion occurs when a UCL tear affects the adductor pollicis muscle. As a result of the interference between this muscle and the MCP joint, the healing process becomes more complicated.

Nonoperative treatment of acute UCL injury (with or without a Stener lesion) frequently fails, leading to chronic pain, instability, and weakness, eventually prompting surgical intervention.

Unlike the Stener lesion, sprains of the UCL and even Gamekeeper’s thumb fractures heal well on their own with immobilization and physical therapy. If there is significant opening of the joint with ...

No. Subjects With Stener Lesion Length of Failed Nonoperative Treatment, mo Reasons Prompting Surgical Treatment Postoperative Clinical Outcomes; Glickel et al 27: 25: NR: 17: Weakness in pinch, grasp ...