| LSPV | LIPV | RSPV | RIPV |
---|
 | n (%) |
Grade I | 64 (95.5) | 56 (83.6) | 67 (100) | 62 (92.5) |
Grade II | 1 (1.5) | 4 (6.0) | 0 (0) | 2 (3.0) |
Grade III | 2 (3.0) | 7 (10.4) | 0 (0) | 3 (4.5) |
- Grade I: The whole cross-sectional "en face" view of the PV could be visualized on the reconstructed 3D image, Grade II: One third of the PV was missing on the reconstructed 3D cross-section image, Grade III: At least the half of the PV could not be displayed on the reconstructed 3D cross-section image
- 3D Three-dimensional, 3DTOE Three-dimensional transesophageal echocardiography, PV Pulmonary vein, LSPV Left superior PV, LIPV Left inferior PV, RSPV Right superior PV, RIPV Right inferior PV