US acromioclavicular joint

This ultrasound (US) image shows the region of the acromioclavicular joint.

Arrowheads: superior acromioclavicular ligament and joint capsule; Star: intra-articular fibrocartilaginous disc; Clavicle: clavicle bone; Acromion: acromion bone.
Left: medial; Right: lateral; Bottom of screen: deep; Top of screen: superficial.

Graphic 99212 Version 2.0