Table 1.
Site | Receiver coil* | Typical FOV (mm3) | Protocol† | Typical intrinsic resolution‡ (mm3) | Typical band width (Hz/pixel) | Typical scan time (min) | Typical TR/TE (ms) | Typical flip angle (degrees) | Typical SENSE factor | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Large FOV | Small FOV | Large FOV | Small FOV | Large FOV | Small FOV | |||||||
Brain w/ immobilization devices | Flex L | Flex M | 250×200×200 | 220×180×180 | 3D T2 TSE | 1.0×1.0×2.0 | 0.9×0.9×1.8 | 936 | 5.2 | 2500/229 | 90 | 2.0 × 1.2 |
3D T1 TFE | 455 | 6.3 | 8.0/3.5 | 8 | 1.1 × 1.1 | |||||||
3D T2 FLAIR w/ SPIR | 1.2×1.2×2.0 | 1.2×1.2×2.0 | 1092 | 6.4 | 4800/316 | 40 | 2.3 × 1.1 | |||||
Brain w/o immobilization devices | Standard head or 32-channel head | 250×2 00×200 | 3D T2 TSE | 0.8×0.8×1.7 | 797 | 5.5 | 2500/259 | 90 | 2.9 × 1.1 | |||
3D T1 TFE | 0.9×0.9×1.8 | 456 | 3.9 | 8.0/3.5 | 8 | 2.0 × 1.0 | ||||||
3D T2 FLAIR w/ SPIR | 1.0×.0×2.0 | 936 | 5.4 | 4800/354 | 90 | 3.0 × 1.1 | ||||||
3D TOF MRA | 0.4×0.6×1.2 | 108 | 5.1 | 23/3.5 | 18 | 2.5 × 1.0 | ||||||
2D TSE DWI w/ SPIR | 2.0×2.0×4.0 | 704 | 4.9 | 14783/71 | 90 | 2.0 × 1.0 | ||||||
2D EPI DTI w/ SPIR | 2.4×2.5×2.5 | 32 | 6 | 2854/84 | 90 | 2.0 × 1.0 | ||||||
2D PCASL w/ SPIR | 2.7×2.7×5.0 | 41 | 4.3 | 4120/16 | 90 | 2.3 × 1.0 | ||||||
3D SWI | 0.6×0.6×2.0 | 255 | 4.5 | 31/7.2 | 17 | 2.0 × 1.3 | ||||||
Head and neck | Head-neck or anterior | 260×330×330 | 3D T2 TSE | 1.1×1.1×2.2 | 841 | 6 | 2000/213 | 40 | 3.0 × 1.2 | |||
3D T1 TFE | 457 | 5.6 | 6.6/3.2 | 8 | 3.5 × 1.0 | |||||||
3D T1 FFE w/ SPAIR | 1.2×1.2×2.4 | 721 | 5.2 | 3.7/1.87 | 10 | 2.8 x 1.0 | ||||||
2D T2 w/ mDIXON | 1.2×1.2×4.0 | 461 | 5.3 | 2814/100 | 90 | 2.0 × 1.0 | ||||||
Cervical spine | Flex L Flex M | 250×320×250 | 200×250×200 | 3D T2 TSE | 1.1×1.1×2.2 | 1.0×1.0×2.0 | 1034 | 5.7 | 2500/227 | 90 | 2.0 × 1.0 | |
3D T1 TFE | 455 | 6.4 | 8.0/3.5 | 8 | 2.5 × 1.0 | |||||||
Thoracic/lumbar spine | Anterior | 250×380×380 | 200×285×285 | 3D T2 TSE | 1.1×1.1×2.2 | 1.0×1.0×2.0 | 870 | 6.6 | 2200/200 | 90 | 3.5 × 1.1 | |
3D T1 TFE | 455 | 5.6 | 7.6/4.2 | 8 | 3.2 × 1.0 | |||||||
Pelvis | Anterior | 280×440×280 | 250×310×250 | 3D T2 TSE w/ or w/o SPAIR or mDIXON | 1.3×1.3×2.6 | 1.2×1.2×2.4 | 804 | 5.5 | 2200/250 | 90 | 3.8 × 1.0 | |
3D T1 FFE w/ or w/o SPAIR or mDIXON | 457 | 5 | 7.5/4.2 | 8 | 3.5 × 1.0 | |||||||
280×440×250 | 250×310×200 | 2D DWI w/ SPIR | 3.0×3.0×5.0 | 3.0×3.0×4.0 | 38 | 3.4 | 4906/71 | 90 | 2.0 × 1.0 | |||
Abdomen | Anterior | 310×390×280 | 200×300×270 | 3D T2 TSE NAV | 1.3×1.3×2.6 | 1.1×1.1×2.2 | 792 | 6.1 | 2200/250 | 90 | 3.0 × 1.1 | |
3D T1 TFE NAV | 481 | 5.8 | 10/4.6 | 25 | 2.5 × 1.0 | |||||||
2D T2 TSE NAV w/ or w/o SPAIR | 1.5×1.7×4.0 | 1.3×1.6×4.0 | 490 | 2.3 | 1000/80 | 90 | 2.5 × 1.0 | |||||
340×340×240 | 300×300×200 | 2D T2 MV SPIR w/ or w/o RespTrig | 1.4×1.4×4.0 | 1.4×1.4×4.0 | 1272 | 5.0 | 2725/78 | 90 | 2.0 × 1.0 | |||
310×390×200 | 200×300×190 | 2D DWI SPIR w/ NAV or RespTrig | 2.7×2.7×5.0 | 2.7×2.7×4.0 | 32 | 6.3 | 2657/77 | 90 | 2.5 × 1.0 | |||
350×350×200 | 300×300×160 | 4D MRI (slicewise dynamic 2D bFFE) | 1.8×1.8×4.0 | 1.8×1.8×4.0 | 1012 | 19.2 | 3.2/1.6 | 70 | 2.0 × 1.0 | |||
Extremity | Flex S/M/L or anterior | 300×300×350 | 250×250×250 | 3D T2 TSE w/ or w/o SPAIR | 1.3×1.3×2.6 | 1.1×1.1×2.2 | 700 | 5.8 | 2000/250 | 90 | 3.0 × 1.1 | |
3D T1 TFE | 454 | 5.6 | 22/2.4 | 30 | 2.5 × 1.0 | |||||||
2D T2 w/ or w/o SPAIR | 1.0×1.0×5.0 | 1.0×1.0×5.0 | 296 | 4.3 | 8082/65 | 90 | None | |||||
2D T1 mDIXON | 382 | 4.4 | 657/20 | 90 | 2.5 × 1.0 |
Posterior coil is engaged by default.
Axial acquisition unless otherwise noted.
The intrinsic slice thickness in 3D imaging is reconstructed to half of the acquired value by the “overcontiguous slices” algorithm to give an isotropic voxel size.
2D, 2-dimensional slice-wise imaging; 3D, three-dimensional imaging; bFFE, balanced fast field echo; DTI, diffusion tensor imaging; DWI, diffusion-weighted imaging; EPI, echo planar imaging; FFE, fast field echo; FLAIR, fluid-attenuated inversion recovery; Flex S/M/L, flexible loop coils of small, medium, and large sizes; FOV, field of view; mDIXON, multi-point Dixon method of fat suppression; MV, MultiVane k-space sampling method; NAV, triggering by navigator pulse; PCASL, pseudo-continuous arterial spin labeling; RespTrig, triggering by respiratory bellows; SPAIR, spectral attenuated inversion recovery; SPIR, spectral pre-saturation with inversion recovery; SWI, susceptibility-weighted imaging; T1, T1-weighted imaging; T2, T2-weighted imaging; TFE, turbo field echo; TOF MRA, time-of-flight magnetic resonance angiography; TSE, turbo spin echo; w/, with; w/o, without.