Table 2.
Imaging parameters at both 1.5 and 3.0 T
| Imaging parameters | Product |
VAT |
SEMAC-VAT |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T1 | T2 | PD | STIR | T1 | T2 | PD | STIR | T1 | T2 | PD | STIR | |
| Repetition time/echo time (ms) (1.5 T vs 3.0 T) | 650/16 | 5000/71 | 3000/31 | 3500/35 | 650/16 | 6000/71 | 3000/28 | 3500/35 | 650/16 | 6000/77 | 3500/34 | 3500/35 |
| 886/7 | 5010/77 | 3610/35 | 3500/42 | 885/14 | 5010/77 | 3610/35 | 3500/42 | 886/7 | 5010/77 | 3610/35 | 6290/42 | |
| Readout bandwidth | 781 Hz per pixel for product |
930 Hz per pixel for VAT |
930 Hz per pixel for SEMAC-VAT |
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| Field of view | 180 × 180 mm for all |
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| Matrix | 256 × 256 for all |
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| Slice | 2.5 mm for all | |||||||||||
PD, proton density-weighted imaging; Product, conventional sequence; SEMAC, slice encoding for metal artefact correction; STIR, short tau inversion recovery; T1, T1 weighted imaging; T2, T2 weighted imaging; VAT, view angle tilting.