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The Effect of Abdominal Pain Duration on the Accuracy of Diagnostic Imaging for Pediatric Appendicitis  Richard G. Bachur, MD, Peter S. Dayan, MD, MSc,

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Presentation on theme: "The Effect of Abdominal Pain Duration on the Accuracy of Diagnostic Imaging for Pediatric Appendicitis  Richard G. Bachur, MD, Peter S. Dayan, MD, MSc,"— Presentation transcript:

1 The Effect of Abdominal Pain Duration on the Accuracy of Diagnostic Imaging for Pediatric Appendicitis  Richard G. Bachur, MD, Peter S. Dayan, MD, MSc, Lalit Bajaj, MD, Charles G. Macias, MD, Manoj K. Mittal, MD, Michelle D. Stevenson, MD, Nanette C. Dudley, MD, Kelly Sinclair, MD, Jonathan Bennett, MD, Michael C. Monuteaux, ScD, Anupam B. Kharbanda, MD, MSc  Annals of Emergency Medicine  Volume 60, Issue 5, Pages e3 (November 2012) DOI: /j.annemergmed Copyright © 2012 American College of Emergency Physicians Terms and Conditions

2 Figure 1 Pediatric patients included in the analysis subsample. US, ultrasound. Annals of Emergency Medicine  , e3DOI: ( /j.annemergmed ) Copyright © 2012 American College of Emergency Physicians Terms and Conditions

3 Figure 2 Flow diagram to indicate the number of patients who had each imaging modality, the results of the imaging, and the final outcomes (rectangles). Fifteen patients who had both imaging modalities are not shown in Figure 2 because there is conflicting data regarding the order of the 2 studies. Annals of Emergency Medicine  , e3DOI: ( /j.annemergmed ) Copyright © 2012 American College of Emergency Physicians Terms and Conditions

4 Figure 3 A, Sensitivity and specificity of CT and ultrasonography to detect appendicitis, excluding equivocal cases. B, Sensitivity and specificity of CT and ultrasonography to detect appendicitis, including equivocal cases. Annals of Emergency Medicine  , e3DOI: ( /j.annemergmed ) Copyright © 2012 American College of Emergency Physicians Terms and Conditions

5 Figure 4 The proportion of pediatric patients with equivocal CT and ultrasonographic findings across subgroups of patients stratified by abdominal pain duration. Annals of Emergency Medicine  , e3DOI: ( /j.annemergmed ) Copyright © 2012 American College of Emergency Physicians Terms and Conditions

6 Time from clinical exam to imaging study among pediatric patients assessed in the ED for appendicitis. Annals of Emergency Medicine  , e3DOI: ( /j.annemergmed ) Copyright © 2012 American College of Emergency Physicians Terms and Conditions

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