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Intermediate Diagnostic Positioning DMI 63 August 2, 2011- online

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Hand

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Ball-Catchers Position ( Norgaard Method) Assists in detecting early radiographic changes needed to diagnose rheumatoid arthritis

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Tangential Projection (Gaynor-Hart Method) For identifying fxs in hamate, pisiform and trapezium often found in athletes also demonstrates nerve compression and soft tissue abnormalities

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Crosstable lateral Forearm

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Cross table lateral PA Forearm

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Before After Ulnar Dislocation

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Distal humerus Lateral medial position Crosstable lateral medial position

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Distal Humerus Ap projection (Acute Flexion) (similar position for proximal elbow but with CR Perp. to forearm)

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Tangential Projection for Sesamoids

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Wt. Bearing Lateral L Foot

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AP Wt. Bearing Feet

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AP Foot

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Calcaneus

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Calcaneus Axial Projection (Dorsoplantar) CR 40 deg. caudad

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Medial oblique foot Wt.bearing

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AP Wt-bearing Ankles

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Crosstable Lateral Ankle

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PA Knee CR 5-7 deg. caudad

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Wt-bearing AP Wt-bearing AP knees CR horizontal

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Intercondylar Fossa (Rosenberg Method) CR angled down 15 deg

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Intercondylar fossa

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Sunrise

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Crosstable lateral Tib-Fib

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Standing Hips to Ankles (optional)

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AP Hips, Knees, ankle for leg length measurement

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AP Y projection

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Superoinferior Axial Projection (Similar to crosstable lateral)

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Intertubercular Groove (optional) Humerus angled 10-15 deg. from vertical

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Supraspinatus Outlet Projection (Neer method) CR 15 deg. caudad through superior aspect of humeral head Body rotated 45-60 deg from IR.

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West Point Method (optional) CR 25 deg. down, 25 deg medial

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Sternoclavicular Articulations PA

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Sternoclavicular Articulations PA oblique projection Rotate body 10-15 deg. End of expiration

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Lateral Sternum

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RAO PA Oblique Sternum RAO for uniform density over heart Include jug. Notch to tip of xiphoid process

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AP Lumbar Spine R Bending

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Lateral Lumbar Spine Flexion

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Lateral Lumbar Spine Extension

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Lateral lumbar spine Crosstable

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PA Scoliosis (Optional)

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Lateral CXR Dorsal Decubitus

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Crosstable Lateral C-spine

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Crosstable lateral swimmers

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AP Axial Oblique C-spine Recumbent CR 15-20 deg cephalic Cannot use grid !

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Crosstable lateral abdomen (Dorsal Decub)

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Chassard- LaPine (optional) Demonstrates rectum rectosigmoid junction and sigmoid