Table 4 CMR pulse-sequence details and image quality assessment
Parameter | Value |
|---|---|
Used type of cine-sequence | |
Steady-state free precession (SSFP), n (%) | 9 (39%) |
Spoiled gradient echo (GRE), n (%) | 23 (100%) |
Artefacts in cine images after optimization, n (%) | |
No artefacts / no limitation | 0 (0%) |
Good image quality with limited artefacts | 17 (74%) |
Poor image quality with substantial artefacts | 5 (22%) |
Image assessment impossible due to extensive artefacts | 1 (4%) |
Used type of LGE-sequence | |
Conventional inversion-recovery LGE-sequence, n (%) | 22 (96%) |
Modified wide-band LGE-sequence, n (%) | 20 (87%) |
Artefacts in LGE images after optimization | |
No artefacts / no limitation | 0 (0%) |
Good image quality with limited artefacts | 13 (56%) |
Poor image quality with substantial artefacts | 10 (44%) |
Image assessment impossible due to extensive artefacts | 0 (0%) |
Artefact minimization by additional use of wide-band LGE, n (%) | 15 (65%) |
Artefact minimization by changing phase encoding direction, n (%) | 9 (39%) |
T2-weighted edema imaging, n (%) | 23 (100%) |
Artefacts in T2-weighted edema images, n (%) | |
No artefacts / no limitation | 1 (4%) |
Good image quality with limited artefacts | 15 (65%) |
Poor image quality with substantial artefacts | 7 (30%) |
Image assessment impossible due to extensive artefacts | 0 (0%) |
Velocity-encoded phase-contrast imaging of aortic flow, n (%) | 21 (91%) |
Artefacts in phase-contrast aortic flow images, n (%) | |
No artefacts / no limitation | 14 (61%) |
Good image quality with limited artefacts | 7 (30%) |
Poor image quality with substantial artefacts | 0 (0%) |
Image assessment impossible due to extensive artefacts | 0 (0%) |
Myocardial perfusion imaging (MPI) at rest, n (%) | 16 (70%) |
Artefacts in resting perfusion images, n (%) | |
No artefacts / no limitation | 1 (4%) |
Good image quality with limited artefacts | 7 (30%) |
Poor image quality with substantial artefacts | 5 (22%) |
Image assessment impossible due to extensive artefacts | 3 (13%) |
3D-CMR angiography of the aorta, n (%) | 15 (65%) |
Artefacts in 3D-CMR angiography images, n (%) | |
No artefacts / no limitation | 14 (61%) |
Good image quality with limited artefacts | 1 (4%) |
Poor image quality with substantial artefacts | 0 (0%) |
Image assessment impossible due to extensive artefacts | 0 (0%) |