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Table 4 Comparison of histomorphometric measurements and ex vivo MRI visible coronary artery thrombus features of coronary artery serial segments. % aorta wall thickness (mm), atheroma size (mm2) and total plaque volume(mm3) were measured by superimposed delineation of area on both histology and MRI images.

From: MRI of coronary artery atherosclerosis in rabbits: Histopathology-MRI correlation and atheroma characterization

Rabbit slicea
Rabbit segmentb
% difference
Total artery radius and area % Aorta wall thickness (mm) Atheroma area (mm2) % Stenosis Plaque Volume (mm3)
  Outer Radius (mm)/ Area (mm2) Lumen Radius (mm)/ Area (mm2     
115_1 1.70 9.08 1.47 6.79 25.22 -- -- 1.95
115_seg0.5 1.69 8.97 1.46 6.69 25.93 0.68 10.0 1.92
% difference 1.0 1.2. 0.68 10.0 2.73    1.53
120_4 1.69 8.97 1.42 6.33 29.43 0.82 12.9 2.10
120_seg1.5 1.68 8.87 1.41 6.24 29.65 0.78 12.5 1.99
% difference 1.00 1.11 0.70 1.42 0.74 4.87 3.10 5.24
123_3 1.68 8.87 1.42 6.33 28.63 0.92 14.50 2.50
123_seg1.5 1.67 8.76 1.39 6.07 30.70 0.86 14.16 2.60
% difference 0.59 1.24 2.11 4.10 7.23 6.52 2.34 3.84
123_6 1.71 9.18 1.33 5.55 39.55 1.14 20.54 2.80
123_seg1.0 1.70 9.08 1.30 5.30 41.62 1.12 21.13 2.35
% difference 0.58 1.09 2.25 4.50 4.97 1.75 2.79 16.0
133_2 1.68 8.87 1.35 5.73 35.40 0.84 14.65 2.20
133_seg2.0 1.66 8.65 1.30 5.30 38.73 0.82 15.47 2.15
% difference 1.19 2.48 3.70 7.50 9.32 2.38 5.30 2.27
133_4 1.67 8.76 1.42 6.33 27.74 0.86 13.58 1.80
133_seg2.5 1.66 8.65 1.34 5.64 34.80 0.74 13.12 1.65
% difference 0.59 1.25 5.63 10.9 20.2 13.9 3.38 8.33
145_6 1.78 9.18 1.50 7.07 22.98   -- --
145_seg2 1.67 8.76 1.45 7.00 20.10 0. 44 6.2 0.40
% difference 6.17 4.57 3.33 1.0 12.53    
145_8 1.80 10.18 1.30 5.30 47.93 1.18 22.26 2.60
145_seg4 1.77 9.84 1.28 5.14 47.76 1.06 20.62 2.35
% difference 1.66 3.33 1.54 3.02 0.36 10.1 7.36 9.61
195_4 1.72 9.29 1.40 6.15 33.70 0.76 12.35 2.55
195_seg2.5 1.70 9.08 1.37 5.89 35.10 0.77 13.07 2.80
% difference 1.11 2.26 2.14 4.22 3.98 1.31 5.50 8.92
195_10 1.77 9.84 1.39 6.07 38.31 0.84 13.83 2.75
195_seg 1.67 8.76 1.37 5.90 32.64 0.80 13.56 2.68
% difference 5.65 10.9 1.43 2.80 14.80 4.76 1.95 2.54
195_12 1.70 9.08 1.36 5.81 36.0 0.46 11.1 1.80
195_seg 1.68 8.87 1.32 5.47 38.3 0.42 11.3 2.00
% difference 1.10 2.31 2.94 5.85 6.00 8.69 1.76 11.1
195_14 1.72 9.29 1.32 5.47 41.11 0.58 10.60 1.80
195_seg 1.71 9.18 1.33 5.55 39.54 0.60 10.81 1.55
% difference 0.58 1.18 0.75 1.44 3.82 3.33 1.94 3.12
198_3 1.71 9.18 1.36 5.47 40.4 1.14 28.84 2.20
198_seg1.5 1.67 8.76 1.30 5.30 39.5 1.10 20.75 2.10
% difference 2.33 4.57 4.41 3.10 2.22 3.50 28.0 4.54
198_5 1.68 8.87 1.39 6.06 31.68 1.15 18.97 1.20
198_seg2.0 1.60 8.04 1.34 5.64 29.85 1.12 19.86 1.55
% difference 16.6 9.35 3.59 6.93 5.77 2.60 4.48 4.16
  1. aRabbit number and magnetic resonance microimage slice number(1 mm thick). bRabbit number and coronary tissue segment containing corresponding MRM slice(5 mm thick).