Scan geometry for MRI sequences
| FOV (mm) (GE, Siemens) | FOV A-PxR-L (Philips) | Matrix | FOV Phase (Siemens) Phase FOV (GE) RFOV (Philips) | Slices (n) | Slice thickness (mm) | Phase-encoding direction (Siemens, Philips) | Frequency-encoding direction (GE) |
| a. Scan geometry for PDW sequences | |||||||
| 250 | 250×199 | 256×256 | 100% (Siemens, GE) 80% (Philips) | 60 | 3 (no gap) | R-L | A-P |
| b. Scan geometry for T2W sequences | |||||||
| 250 | 250×199 | 256×256 | 100% (Siemens, GE) 80% (Philips) | 60 | 3 (no gap) | R-L | A-P |
| c. Scan geometry for T1W sequences | |||||||
| 250 | 250×188 | 256×256 | 75% (Siemens, GE) 75% (Philips) | 60 | 3 (no gap) | R-L | A-P |
| d. Scan geometry for FLAIR sequences | |||||||
| 250 | 250×188 | 256×256 | 75% (Siemens, GE) 75% (Philips) | 60 | 3 (no gap) | R-L | A-P |
A-P, anterior-posterior; FLAIR, fluid-attenuated inversion recovery; FOV, field-of-view; PDW, proton density-weighted; RFOV, reduced FOV; R-L, right-left; T1W, T1-weighted sequence; T2W, T2-weighted sequence.