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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).