Painful arc syndrome is caused by impingement of ?
Correct Answer: Rotator cuff tendon
Description: Ans. is 'c' i.e., Rotator cuff tendon Painful arc syndrome Pain in the shoulder and upper arm during mid range of glenohumeral abduction. Causes - supraspinatus tendon tear or tendinitis, subacromial bursitis, fracture of greater tuberosity. The space between the upper end of humerus and the acromion gets compromised so that during mid abduction the tendon of rotator cuff gets nipped between the greater tuberosity and acromion.
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