Difference between revisions of "Shoulder - AP"
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Latest revision as of 17:39, 11 November 2020
Radiographic Positioning
Adult | Other related pages of interest |
Name of projection | Shoulder - Anterioposterior (AP) |
Area Covered | Glenohumeral joint, acromioclavicular joint, sternoclavicular joint, coracoid process, clavicle, superior scapula, proximal third of humerus |
Pathology shown | Fractures, dislocations, calcium deposits in muscle, tendon and bursae |
Radiographic Anatomy | Shoulder Radiographic Anatomy |
IR Size & Orientation | 24cm x 30cm Landscape |
Film / Screen Combination | Regular (CR and DR as recommended by manufacturer) |
Bucky / Grid | Moving or stationary grid Can be done either in bucky or out of bucky with exposue modified accordingly |
Filter | Shoulder filter |
Exposure | 65 kVp 16 mAs (in Bucky expopsure) |
FFD / SID | 100cm |
Central Ray | Directed to the glenohumeral joint Perpendicular to the IR |
Collimation | Centre: Glenohumeral joint, this is 2.5cm below the palpatable coracoid process Shutter A: Open to include the top of the shoulder and approximately one third of the proximal humerus Shutter B: Open to include just beyond the humeral skin line and the sternoclavicular joint |
Markers | Lateral and superior Marker orientation is AP |
Shielding | Gonadal (check your department's policy guidelines) |
Respiration | Suspended |
Positioning |
|
Critique | Positioning
Internal arm rotation
Area Covered
Collimation
Exposure
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Special Notes |