acromioclavicular joint degeneration; acromioclavicular arthritis
Jump to navigation
Jump to search
Etiology
- trauma in younger patients
- osteoarthritis in older patients
Clinical manifestations
- pain on the superior aspect of shoulder[1]
- pain may be poorly localized in some patients
- pain on palpation of the acromioclavicular joint (sensitive but not specific)
- palpable osteophytes may be present
- pain with shoulder adduction across the body (positive cross-arm test)
- pain with shoulder abduction > 120 degrees Radiography:
- shoulder X-ray can reveal acromioclavicular joint degeneration (osteoarthritis) but imaging generally not required
Differential diagnosis
- bilateral involvement suggests rheumatoid arthritis
Management
- NSAIDs
- change in activity
- see osteoarthritis
More general terms
Additional terms
References
- ↑ 1.0 1.1 Medical Knowledge Self Assessment Program (MKSAP) 16, 17, 18. American College of Physicians, Philadelphia 2012, 2015, 2018.
- ↑ House J, Mooradian A. Evaluation and management of shoulder pain in primary care clinics. South Med J. 2010 Nov;103(11):1129-35 PMID: https://www.ncbi.nlm.nih.gov/pubmed/20890250
- ↑ Armstrong A. Evaluation and management of adult shoulder pain: a focus on rotator cuff disorders, acromioclavicular joint arthritis, and glenohumeral arthritis. Med Clin North Am. 2014 Jul;98(4):755-75, xii. Review. PMID: https://www.ncbi.nlm.nih.gov/pubmed/24994050