II. Epidemiology
- Common site for arthritic changes
III. Risk Factors: Prior AC Joint Injury
- Acromioclavicular Separation
- Heavy weight lifting
IV. Symptoms
- Pain localizes to the acromioclavicular joint
V. Signs
- AC Joint Tenderness to palpation
- Absence of tenderness suggests alternative diagnosis
- Pain on provocative maneuvers
- Shoulder Crossover Maneuver
- Endpoint Shoulder Internal Rotation
- Shoulder forward flexion
VI. Differential Diagnosis
- See Shoulder Pain
VII. Imaging
VIII. Management
- See Osteoarthritis
- Modify exacerbating activities
- Avoid heavy lifting
- Avoid overhead activities
- Avoid repetitive Shoulder activities
- NSAIDs
- Local Corticosteroid Injection at AC joint
- Effective for short-term pain relief
- Jacob (1997) Biomed Sci Instrum 34:380-5 [PubMed]
- Surgery for pain refractory to conservative measures
- Distal clavicle resection
- Rabalais (2007) Clin Orthop Relat Res 455:30-37 [PubMed]
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Related Studies
| Concepts | Disease or Syndrome (T047) |
| SnomedCT | 201898007, 239865003 |
| English | OA NOS-acromioclavicular joint, OA of acromioclavicular joint, Osteoarthritis NOS, of acromioclavicular joint, Osteoarthritis NOS, of acromioclavicular joint (disorder), OA - Osteoarthritis of acromioclavicular joint, Osteoarthritis of acromioclavicular joint, Degenerative joint disease of acromioclavicular joint, Osteoarthritis of acromioclavicular joint (disorder) |
| Spanish | artrosis, SAI, de la articulación acromioclavicular, artrosis, SAI, de la articulación acromioclavicular (trastorno), artrosis de la articulación acromioclavicular (trastorno), artrosis de la articulación acromioclavicular |
