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Reliability and Reproducibility of Dens Fracture Classification with Use of Plain Radiography and Reformatted Computer-Aided Tomography by Lance Barker,

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Presentation on theme: "Reliability and Reproducibility of Dens Fracture Classification with Use of Plain Radiography and Reformatted Computer-Aided Tomography by Lance Barker,"— Presentation transcript:

1 Reliability and Reproducibility of Dens Fracture Classification with Use of Plain Radiography and Reformatted Computer-Aided Tomography by Lance Barker, James Anderson, Randall Chesnut, Gary Nesbit, Tjhi Tjauw, and Robert Hart J Bone Joint Surg Am Volume 88(1):106-112 January 1, 2006 ©2006 by The Journal of Bone and Joint Surgery, Inc.

2 Two types of dens fractures. Lance Barker et al. J Bone Joint Surg Am 2006;88:106-112 ©2006 by The Journal of Bone and Joint Surgery, Inc.

3 A dens fracture that was unanimously rated as Type III by all five raters on both imaging modalities during both rating sessions. Lance Barker et al. J Bone Joint Surg Am 2006;88:106-112 ©2006 by The Journal of Bone and Joint Surgery, Inc.

4 Sagittal (top) and coronal (bottom) computed tomography images. Lance Barker et al. J Bone Joint Surg Am 2006;88:106-112 ©2006 by The Journal of Bone and Joint Surgery, Inc.

5 A dens fracture that was classified as Type II in all ten ratings and in nine of ten ratings with use of plain radiographs and counting both rating sessions. Lance Barker et al. J Bone Joint Surg Am 2006;88:106-112 ©2006 by The Journal of Bone and Joint Surgery, Inc.

6 Sagittal (top) and coronal (bottom) computed tomography images. Lance Barker et al. J Bone Joint Surg Am 2006;88:106-112 ©2006 by The Journal of Bone and Joint Surgery, Inc.

7 The dens fracture that resulted in the least agreement among the five raters. Lance Barker et al. J Bone Joint Surg Am 2006;88:106-112 ©2006 by The Journal of Bone and Joint Surgery, Inc.

8 Sagittal (top) and coronal (bottom) computed tomography images. Lance Barker et al. J Bone Joint Surg Am 2006;88:106-112 ©2006 by The Journal of Bone and Joint Surgery, Inc.

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