Skip to main content

Table 4 Three-dimensional mitral valve dimension

From: Comparison of mitral annulus geometry between patients with ischemic and non-ischemic functional mitral regurgitation: implications for transcatheter mitral valve implantation

 

Ischemic mitral regurgitation N = 41

Non ischemic mitral regurgitation N = 53

p

Diastolic dimension

 Annulus area (3D) (cm2)

10.7 ± 2.5a

11.6 ± 2.7a

0.124

 Annulus best fit plane (cm2)

9.9 ± 2.3a

10.7 ± 2.5a

0.135

 Annulus perimeter (cm)

11.7 ± 1.4a

12.2 ± 1.4a

0.111

 AP diameter (cm)

3.3 ± 0.4a

3.5 ± 0.5a

0.072

 ALPM diameter (cm)

3.6 ± 0.4a

3.8 ± 0.5a

0.129

 Commissural diameter(cm)

3.6 ± 0.4

3.7 ± 0.4

0.300

 Itertrigonal distance (cm)

2.7 ± 0.4a

2.8 ± 0.3a

0.374

 Annulus height (mm)

6.3 ± 1.7a

6.8 ± 1.7a

0.144

 Sphericity index

0.9 ± 0.1a

0.9 ± 0.1a

0.963

 Non planar angle (°)

156 ± 11a

153 ± 10a

0.232

 Anterior leaflet area (cm2)

7.5 ± 1.6a

8.0 ± 1.6a

0.142

 Posterior leaflet area (cm2)

7.2 ± 2.3a

7.5 ± 2.1a

0.413

 Anterior leaflet length (cm)

2.9 ± 0.4

3.3 ± 0.9a

0.102

 Posterior leaflet length (cm)

1.6 ± 0.4a

1.7 ± 0.6a

0.319

 Aorto-mitral angle (°)

131 ± 9a

135 ± 11a

0.115

Systolic dimension

 Annulus area (3D) (cm2)

9.8 ± 2.3

10.8 ± 2.7

0.046

 Annulus best fit plane (cm2)

9 ± 2.1

9.9 ± 2.5

0.063

 Annulus perimeter (cm)

11.2 ± 1.3

11.8 ± 1.5

0.048

 AP diameter (cm)

3.1 ± 0.4

3.2 ± 0.5

0.063

 ALPM diameter (cm)

3.5 ± 0.4

3.7 ± 0.5

0.065

 Commissural diameter(cm)

3.5 ± 0.4

3.7 ± 0.4

0.130

 Itertrigonal distance (cm)

2.5 ± 0.3

2.7 ± 0.3

0.051

 Annulus height (mm)

6.7 ± 1.6

7.5 ± 1.9

0.047

 Sphericity index

0.9 ± 0.08

0.9 ± 0.1

0.598

 Non planar angle (°)

153 ± 11

150 ± 10

0.268

 Anterior leaflet area (cm2)

6.5 ± 1.6

7.4 ± 1.7

0.006

 Posterior leaflet area (cm2)

5.7 ± 1.7

6.5 ± 1.9

0.049

 Anterior leaflet length (cm)

2.8 ± 0.6

3 ± 0.4

0.022

 Posterior leaflet length (cm)

1.3 ± 0.4

1.5 ± 0.8

0.022

 Aorto-mitral angle (°)

135 ± 10

141 ± 11

0.011

 Tenting height (mm)

9.3 ± 2.6

10.3 ± 2.8

0.082

 Tenting area (cm2)

2.2 ± 0.7

2.4 ± 0.8

0.141

 Tenting volume (mL)

4 ± 1.7

4.7 ± 1.7

0.047

  1. Data are expressed as Mean ± Standard Deviation
  2. Abbreviations: ALPM anterolateral-posteromedial, AP antero.posterior diameter
  3. Italicized values highlight statistically significant differences
  4. aStatistical difference vs systolic dimension
Back to article page

Cardiovascular Ultrasound

ISSN: 1476-7120

Contact us