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Acromio-Clavicular Joint (ACJ) Arthritis



General wear and tear or injury of the collar bone joint (ACJ)

Above shoulder height and repetitive activities

Genetics, Sporting Activities, Work related, Age Related Change

Often found in conjunction with shoulder impingement



Pain felt at the end of the collar bone

Pain down into upper arm on raising arm forwards or sideways

Pain on top of the shoulder on using the arm across the front of the body

Pain on lying on arm in bed, disturbed sleep



X-Ray, Ultrasound scan, MRI scan


Treatment options:             

Pain killers


Injections (steroid/cortisone)

Arthroscopic/Key hole surgery (see Subacromial Decompression and Arthroscopic Excision of ACJ )

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