Table 2.
MRI parameters for arrhythmia-insensitive-rapid (AIR) and Modified Look-Locker inversion recovery (MOLLI)
| Parameter | AIR | MOLLI |
|---|---|---|
| TR/TE (ms) | 2.4/1 | 2.4/1 |
| Matrix | 192 × 144 | 192 × 144 |
| Slice thickness (mm) | 8 | 8 |
| Flip angle (degrees) | 55 | 35 |
| Field of view (mm) | 360 × 270 | 360 × 270 |
| R (GRAPPA*) | 2 | 2 |
| Partial Fourier | none | 7/8 |
| Total k-space lines | 84 | 72 |
| Band width (Hz/pixel) | 930 | 965 |
| Temporal resolution (ms) | 201 | 173 |
| Acquisition | Single breath hold, 2-3 beats, 2 × single shot images | Single breath hold, 11 beats, 8 × single shot images |
GRAPPA – generalized autocalibrated partially parallel acquisitions [35]