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Acromioclavicular Joint Arthritis

Melissa Palma, MD and Rowland Chang, MD, MPH Reviewed 06/2019
 


BASICS

DESCRIPTION

  • Degenerative disease of the acromioclavicular (AC) joint

    • Acute: usually due to traumatic AC separation, can lead to chronic osteoarthritis (OA) over time

    • Chronic: due to repetitive s...

DIAGNOSIS

HISTORY

  • History of trauma (prior AC separation)

  • History of overhead sports such as baseball, weight lifting, tennis, and swimming (3)

  • Patients may complain of popping, clicking, grinding, or ca...

TREATMENT

  • Most patients respond well to combination of activity modification, physical therapy, medications, and steroid injections (6)[B].

  • Activity modifications

    • Decrease cross-body motions (golf, ba...

ONGOING CARE

PROGNOSIS

  • Chronic degenerative condition that is likely to progress over time

  • Activity modification is the best way to slow progression.

  • Surgery may be definitive treatment.

REFERENCES

1
Burbank KM, Stevenson JH, Czarnecki GR, et al. Chronic shoulder pain: part I. Evaluation and diagnosis. Am Fam Physician.  2008;77(4):453–460. [View Abstract on OvidMedline]
2
Menge TJ,...

CODES

ICD10

  • M13.819 Other specified arthritis, unspecified shoulder

  • M19.019 Primary osteoarthritis, unspecified shoulder

  • M12.519 Traumatic arthropathy, unspecified shoulder

  • M19.219 Secondary osteoarthriti...

CLINICAL PEARLS

  • Chronic shoulder pain is the second leading MSK cause of visits in primary care.

  • AC joint arthritis is the second most common cause of shoulder pain.

  • AC pain in younger patients <40 y...

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