Objectives: Rupture of the ulnar collateral ligament (UCL) is a frequent injury of the hand. When untreated, this injury may lead to decreased pinch strength, pain, instability, and osteoarthritis.
McArthur, who was placed on the 15-day injured list Tuesday, was diagnosed with a Grade 1 UCL sprain in his right elbow and will be shut down from throwing for 5-to-7 days, Anne Rogers of MLB.com ...
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.