MDCT and Radiography of Wrist Fractures: Radiographic Sensitivity and Fracture Patterns
Rodney D. Welling1,
Jon A. Jacobson1,
David A. Jamadar1,
Suzanne Chong1,
Elaine M. Caoili1 and
Peter J. L. Jebson2
1 Department of Radiology, University of Michigan, 1500 E Medical Center Dr.,
TC-2910L, Ann Arbor, MI 48109-0326.
2 Department of Orthopaedic Surgery, University of Michigan, Ann Arbor,
MI.

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Fig. 1A —17-year-old boy with right scaphoid proximal pole and volar lunate
fractures, neither of which was described in prospective radiography report,
although patient had five radiographic views of wrist. Posteroanterior
radiograph shows area of fracture (arrow).
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Fig. 1B —17-year-old boy with right scaphoid proximal pole and volar lunate
fractures, neither of which was described in prospective radiography report,
although patient had five radiographic views of wrist. Lateral radiograph
shows no obvious fracture.
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Fig. 1C —17-year-old boy with right scaphoid proximal pole and volar lunate
fractures, neither of which was described in prospective radiography report,
although patient had five radiographic views of wrist. Sagittal reformatted CT
scans through scaphoid (S in C) and lunate (L in D) show
fractures (arrows).
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Fig. 1D —17-year-old boy with right scaphoid proximal pole and volar lunate
fractures, neither of which was described in prospective radiography report,
although patient had five radiographic views of wrist. Sagittal reformatted CT
scans through scaphoid (S in C) and lunate (L in D) show
fractures (arrows).
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Fig. 2A —43-year-old man with fractures of right triquetral body and dorsal
scaphoid, neither of which was described in prospective radiography report.
Semipronated oblique radiograph of wrist shows no obvious fracture.
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Fig. 2B —43-year-old man with fractures of right triquetral body and dorsal
scaphoid, neither of which was described in prospective radiography report.
Axial CT image through triquetrum (T) shows fracture (straight
arrow). Note dorsal scaphoid (S) avulsion fracture (curved
arrow).
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Fig. 4A —60-year-old woman with right trapezial ridge and dorsal scaphoid
avulsion fractures, neither of which was described on prospective radiography
report. Semipronated radiograph shows no obvious fracture.
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Fig. 4B —60-year-old woman with right trapezial ridge and dorsal scaphoid
avulsion fractures, neither of which was described on prospective radiography
report. Semisupinated radiograph shows dorsal scaphoid fracture
(arrow).
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Fig. 4C —60-year-old woman with right trapezial ridge and dorsal scaphoid
avulsion fractures, neither of which was described on prospective radiography
report. Axial CT images at level of trapezium (T in C) and scaphoid (S
in D) show fractures (arrows).
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Fig. 4D —60-year-old woman with right trapezial ridge and dorsal scaphoid
avulsion fractures, neither of which was described on prospective radiography
report. Axial CT images at level of trapezium (T in C) and scaphoid (S
in D) show fractures (arrows).
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Fig. 5A —23-year-old woman with left trapezoid and dorsal hamate fractures,
neither of which was described, and third metacarpal base fracture that was
described in prospective radiography report. Semipronated radiograph shows
fracture (curved arrow) of metacarpal.
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Fig. 5B —23-year-old woman with left trapezoid and dorsal hamate fractures,
neither of which was described, and third metacarpal base fracture that was
described in prospective radiography report. Axial CT image shows fractures
(arrows) of trapezoid (T) and hamate (H).
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Fig. 6A —34-year-old man with right capitate fracture not described and
hamate body fracture that was described in prospective radiography report.
Posteroanterior wrist radiograph shows hamate body fracture (arrows)
and no obvious capitate fracture.
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Fig. 6B —34-year-old man with right capitate fracture not described and
hamate body fracture that was described in prospective radiography report.
Axial CT image shows fractures (arrows) of hamate body (H) and
capitate (C).
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Fig. 7A —21-year-old woman with left hook of hamate fracture that was not
described and ulnar styloid fracture that was described in prospective
radiography report. Patient did not have carpal tunnel views. Lateral wrist
radiograph shows no obvious hamate fracture.
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Fig. 7B —21-year-old woman with left hook of hamate fracture that was not
described and ulnar styloid fracture that was described in prospective
radiography report. Patient did not have carpal tunnel views. Axial CT image
at level of hamate (H) hook shows fracture (arrow).
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Copyright © 2008 by the American Roentgen Ray Society.