Shoulder

Shoulder 2 or More Views

Projections:

AP (Internal)

Grashey (external)

Scapular Y

Axillary

Notes:

ED PT's - Grashey and Axial

All IN/OUT PT's - All 4 Views

Valpeau if necessary to replace Axial

Criteria:

AP (Internal)

•Lesser tubercle in profile & pointing medially

•Outline of greater tubercle superimposing humeral head

•Greater amount of overlap of glenoid cavity than in external & neutral positions

Scapular Y

•Humeral head & glenoid cavity superimposed

•Humeral shaft & scapular body superimposed

•No superimposition of scapular body over bony thorax

•Acromion projected laterally & free of superimposition

•Coracoid possibly superimposed or projected below clavicle

•Scapula in lateral profile

Axillary

•Scapulohumeral joint with slight overlap

•Coracoid process, pointing anterior

•Lesser tubercle in profile & directed anterior

•AC joint, acromion, & acromial end of clavicle projected through the humeral head

AP (Internal)

Grashey (external)

Scapular Y

Axillary

Valpeau