The acromion-greater tuberosity impingement index: A new radiographic measurement and its association with rotator cuff pathology.
Hai-Xiao LiuXin Xian XuDao Liang XuYue Zheng HuXiao-Yun PanZhang YuYou-Jia XuPublished in: Journal of orthopaedic surgery (Hong Kong) (2020)
The ATI is a good predictor of degenerative supraspinatus tendon tears or subacromial impingement syndrome. The ATI on MRI is more accurate and can precisely guide acromion surgery.