Position
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| Distal Carpals | Trapezium, Trapezoid, Capitate, Hamate
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| Proximal Carpals | Pisiform, Triquetrum, Lunate, Scaphoid/Navicular
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| Anatomical Snuff Box | Overlies the Scaphoid bone **Most frequently fractured carpal bone
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| AP Thumb | Position:Supinated
Projection:Ap
CR:MCP Joint
**Must include the Trapezium
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| PA Oblique Thumb | Position:Hand pronated, Thumb abduct
Projection:Pa Oblique
CR:MCP Joint
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| Lateral Thumb | Position:Lateral
Projection:Mediolateral
CR:MCP Joint
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| PA Fingers 2-5 | Position:Prone
Projection:PA
CR:PIP Joint
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| PA Oblique Fingers 2-5 | Position:External Rotation
Projection:PA Oblique
CR:PIP Joint
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| Lateral Fingers 2-5 | Position:Lateral
Projection:Mediolateral (2-3), Lateromedial (4-5)
CR:PIP Joint
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| PA Fingers 2-5 Images | *Concavity of phalangeal shafts *Equal amount of soft tissue on both sides *Fingernail is centered over distal phalanx
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| Lateral Fingers 2-5 Images | *Concave anterior aspect of the phalangeal shaft *Open joints *No overlap of the other digits *Anatomy: head, body, & base
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| Why keep digits parallel to film? | 1.Keep joint spaces open 2.Prevent foreshortening
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| PA Hand | Position:Prone
Projection:PA
CR:3rd MCP Joint
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| PA Oblique Hand | Position:External Rotation
Projection:PA Oblique
CR:3rd MCP Joint
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| Fan Lateral Hand | Position:Fan Lateral
Projection:Lateromedial
CR:2nd MCP Joint
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| Fan Lateral Image | Superimposed metacarpals *See individual phalanges without superimposition
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| Lateral in Extension | Position:Lateral in Extension
Projection:Lateromedial
CR:2nd MCP Joint
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| Lateral in Extension Image | Superimposed digits, metacarpals, distal forearm *Thumb abducted
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| Why use a lateral in extension? | 1.To localized foreign body 2.Show soft tissue 3.Show metacarpal fx displacements
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| PA Wrist | Position:Prone
Projection:Pa
CR:Midcarpals
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| PA Oblique Wrist | Position:Lateral Rotation from prone
Projection:PA Oblique
CR:Midcarpals
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| Lateral Wrist | Position:Lateral
Projection:Lateromedial
CR:Wrist Joint
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| AP Oblique Wrist | Position:Medial Rotation from supine
Projection:AP Oblique
CR:Midcarpals
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| Why do a PA Oblique vs. AP Oblique Wrist? | PA Oblique demo scaphoid & trapezoid *carpals on lateral aspect
AP Oblique shows the pisiform free from superimposition
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| Ulnar Deviation Wrist | Position:Prone with Ulnar deviation
Projection:Pa
CR:Scaphoid
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| Radial Deviation Wrist | Position:Prone with Radial deviation
Projection:Pa
CR:Midcarpals
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| Ulnar Deviation vs Radial Deviation | Ulnar Deviation: carpals on lateral aspect *shows scaphoid with no foreshortening & adjacent joints open
Radial Deviation: carpals on medial aspect *Shows the pisiform
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| Stecher Method | Position:Stecher Method
Projection:PA Axial
CR:Perpendicular or angled 20 degrees toward elbow & enters scaphoid
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| Why the Stecher Method? | shows the scaphoid without foreshortening
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| Gaynor Hart Method | Position:Gaynor Hart Method
Projection:Tangential
CR:25-30 degrees to long axis of hand, 1" distal to base of 3rd MC
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