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Radiologic Estimation of Hematoma Volume in Intracerebral Hemorrhage Trial by CT Scan

R.D. Zimmermana, J.A. Maldjianb, N.C. Brunc, B. Horvathd and B.E. Skolnicke

a Weill Medical College of Cornell University, Ithaca, NY
b Wake Forest University School of Medicine, Winston-Salem, NC
c Novo Nordisk A/S, Newtown, Pa
d Bio-Imaging Technologies, Newtown, Pa
e Novo Nordisk, Inc., Princeton, N.J


Figure 1
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  		Fig 1. Masked read-flow diagram for each patient.


Figure 2
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  		Fig 2. CT scan showing region of interest. Region of interest, area 1, defines zones of ICH. Region of interest, area 2, defines zones of edema. From these reader-defined regions, the Analyze software calculated statistics of each region of interest (area in square millimeters and volume in cubic millimeters).


Figure 3
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  		Fig 3. Graph shows agreement between reader 1 and reader 2 (ICH volume measurement).


Figure 4
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  		Fig 4. Graph shows agreement between reader 1 and reader 2 (IVH volume measurement).


Figure 5
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  		Fig 5. Graph shows agreement between reader 1 and reader 2 (edema volume measurement).





Copyright © 2008 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X