The acromioclavicular (AC ... The most common type of arthritis to affect this joint is osteoarthritis, which is caused by wear and tear. The cartilage on the ends of the bones gradually wears ...

Fifty-seven patients had arthroscopic Mumford procedures for acromioclavicular (AC) pain unresponsive to conservative treatment. Thirty-nine of these patients had concomitant rotator cuff repairs.