Ankle - Oblique (External)
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Radiographic Positioning
Adult | Other related pages of interest |
Name of projection | Ankle - Lateral Oblique (External Rotation) |
Area Covered | Distal 1/3 of the tibia and fiblua, proximal metatarsals, ankle joint, lateral and medial malleoli |
Pathology shown | Fractures, joint effusion, dislocation, foreign body |
Radiographic Anatomy | Ankle Radiographic Anatomy |
IR Size & Orientation | 24 x 30cm Landscape, divided in two usually fits two ankle projections, use lead masking for unused area |
Film / Screen Combination | Detail (CR and DR as recommended by manufacturer) |
Bucky / Grid | No |
Filter | No |
Exposure | 60 kVp 3.2 mAs |
FFD / SID | 100cm |
Central Ray | Midway between the malleoli, in line with the medial malleolus Perpendicular to the IR |
Collimation |
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Markers | Distal and Lateral Marker orientation AP |
Shielding | Gonadal (check your department's policy guidelines) |
Respiration | Not applicable |
Positioning |
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Critique | Positioning
Area Covered
Exposure
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Special Notes |