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Elbow Ulnar Collateral Ligament Injury
Aka: Elbow Ulnar Collateral Ligament Injury, Ulnar Collateral Ligament Injury, Elbow UCL Injury, UCL Injury, Elbow Ulnar Collateral Ligament Sprain, Elbow MCL Injury, Elbow Medial Collateral Ligament Injury
- See Also
- Elbow Pain
- Elbow Moving Valgus Stress Test
- Elbow Milking Maneuver
- Pathophysiology
- Injury typically occurs with overhead throwing (e.g. baseball, volleyball)
- Symptoms
- Pop heard and felt at the medial elbow with provocative activity (e.g. overhead throwing)
- Immediate pain and Ecchymosis over the medial elbow
- Signs
- See Elbow Moving Valgus Stress Test
- See Elbow Milking Maneuver
- Medial joint line tenderness
- Palpate over the ulnar collateral ligament
- Efficacy
- Test Sensitivity: >81%
- Test Specificity: 22%
- Medial joint line instability
- Laxity on elbow valgus stress
- Joint space opens more than 3 mm without firm endpoint
- Compare to opposite elbow
- Management
- Initial approach
- RICE-M
- NSAIDs
- Consider sling
- Rehabilitation Exercise indications
- Grade 1-2 partial UCL tears
- Surgery indications
- High level athletes
- Complete UCL tears
- Complications
- Valgus elbow instability
- References
- Hariri (2010) Clin Sports Med 29(4): 619-44 [PubMed]
- Kane (2014) Am Fam Physician 89(8): 649-57 [PubMed]