Ultrasound of the coracoacromial ligament in asymptomatic volunteers and patients with shoulder impingement.

BACKGROUND The coracoacromial ligament is part of the coracoacromial arch, which is considered to be involved in shoulder impingement. PURPOSE To compare the coracoacromial ligament on ultrasound in asymptomatic volunteers and in patients with subacromial shoulder impingement. MATERIAL AND METHODS Twenty-nine asymptomatic volunteers (mean age, 35.5… CONTINUE READING