Article Figures & Data
Figures
- Fig 1.
A–D, Left, Schematic representations of the MCA (blue in A) and border zone (red in B–D) territories. A–D, Right, Perfusion maps of rCBV show the ROIs (black outlines) positioned in MCA (A) and border zone (B–D) territories.
- Fig 2.
Comparison of perfusion data in the MCA (symbols 1–4) and border zone (symbols 5–8) territories between the control group (3, 4, 7, 8) and patients with ICA stenosis (1, 2, 5, 6).
Tables
- TABLE 1:
rCBV and MTT Values, Normalized to Cerebellum, in the Hemispheres Supplied by Normal and Stenotic ICAs in the MCA and Border Zone Territories
Degree of Stenosis by NASCET (%) Age (y)/Sex rCBV MCA rCBV Border Zone MTT MCA MTT Border Zone Normal Side Stenotic Side Normal Side Stenotic Side Normal Side Stenotic Side Normal Side Stenotic Side 70 62/M 0,77 0,81 0,71 0,68 1,29 1,28 1,26 1,28 75 78/M 1,05 1,11 0,78 0,74 1,29 1,36 1,34 1,35 80 56/F 0,87 0,75 0,92 0,92 0,72 0,68 0,97 0,89 80 62/F 0,66 0,76 0,75 0,75 0,93 0,91 1,45 1,41 80 79/F 1,15 1,17 0,68 0,72 1,12 1,17 1,19 1,17 70 74/M 0,96 0,91 0,6 0,77 0,72 0,68 0,76 0,76 75 71/F 1,15 1,17 0,96 1,02 1,22 1,12 1,35 1,43 75 59/F 0,77 0,82 0,56 0,69 1,16 1,1 1,12 1,26 85 65/M 1,13 0,97 0,88 0,87 0,72 0,6 0,71 0,66 90 67/M 0,92 1,01 0,74 0,74 1,04 1,47 1,04 0,96 80 73/M 0,79 0,82 0,79 0,73 0,8 0,79 0,82 0,69 90 64/M 0,86 0,98 0,65 0,77 1,28 1,3 1,13 1,31 70 58/F 1,15 1,08 1,01 0,89 1,5 1,26 1,5 1,53 80 66/M 1,12 1,02 0,97 0,88 1,3 1,21 1,12 1,05 85 73/M 0,98 0,94 0,84 0,78 0,91 1,02 1 0,97 - TABLE 2:
Mean rCBV and MTT Values, Normalized to Cerebellum, of Both Hemispheres in MCA and Border Zone Territories in Control Subjects and Patients
Subjects MCA Border Zone rCBV MTT CBV MTT Controls 1,02 0,96 0,85 0,95* Patients Normal side 0,94 1,06 0,77 1,12* Stenotic side 0,95 1,05 0,79 1,13* * A statistically significant difference was found between MTT in the border zone of patients and control subjects (P = .05).
