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

View larger version (19K):
[in a new window]
|
Fig 1. Masked read-flow diagram for each patient.
| |

View larger version (73K):
[in a new window]
|
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).
| |

View larger version (19K):
[in a new window]
|
Fig 3. Graph shows agreement between reader 1 and reader 2 (ICH volume measurement).
| |

View larger version (15K):
[in a new window]
|
Fig 4. Graph shows agreement between reader 1 and reader 2 (IVH volume measurement).
| |

View larger version (13K):
[in a new window]
|
Fig 5. Graph shows agreement between reader 1 and reader 2 (edema volume measurement).
| |