mri-sequences
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mri-sequences [2024/02/08 12:20] – [For Incidental Findings] carl | mri-sequences [2024/02/19 14:52] (current) – ari | ||
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===== Structural ===== | ===== Structural ===== | ||
==== T1-weighted ==== | ==== T1-weighted ==== | ||
+ | === MPRAGE === | ||
High resolution, T< | High resolution, T< | ||
Line 15: | Line 16: | ||
| Parallel imaging | | Parallel imaging | ||
- | ==== Diffusion MRI ==== | + | ====T2-weighted==== |
+ | === Turbo Spin Echo (TSE) === | ||
+ | Quick, high (in-plane) resolution, T< | ||
+ | |||
+ | ^ Parameter | ||
+ | | Acquisition time | 1 min 38 s | | ||
+ | | Type | 2D | | ||
+ | | Slices | ||
+ | | Slice thickness | ||
+ | | Slice gap | 30% (1.2 mm) | | ||
+ | | FOV | 220 mm x 220 mm | | ||
+ | | Matrix | ||
+ | | Resolution | ||
+ | | TR | 5060 ms | | ||
+ | | TE | 102 ms | | ||
+ | | Flip angle | 140 deg | | ||
+ | | Parallel imaging | ||
+ | |||
+ | === TSE FLAIR === | ||
+ | High (in-plane) resolution, T< | ||
+ | |||
+ | ^ Parameter | ||
+ | | Acquisition time | 4 min 32 s | | ||
+ | | Type | 2D | | ||
+ | | Slices | ||
+ | | Slice thickness | ||
+ | | Slice gap | 30% (1.2 mm) | | ||
+ | | FOV | 220 mm x 220 mm | | ||
+ | | Matrix | ||
+ | | Resolution | ||
+ | | TR | 9000 ms | | ||
+ | | TI | 2500 ms | | ||
+ | | TE | 100 ms | | ||
+ | | Flip angle | 150 deg | | ||
+ | |||
+ | ===== Diffusion MRI ===== | ||
High resolution, T< | High resolution, T< | ||
^ Parameter | ^ Parameter | ||
- | | Acquisition time | + | | Acquisition time |
- | | Type | + | | Type |
- | | FOV (A-P x L-R x F-H) | 256 mm x 192 mm x 256 mm | + | | b-value |
- | | Matrix | + | | Number of directions |
- | | Resolution | + | | FOV | 192 mm x 192 mm |
- | | TR | + | | Matrix |
- | | TI | 900 ms | + | | Resolution |
- | | TE | + | | TR |
- | | Flip angle | + | | TE |
+ | | Flip angle | ||
| Parallel imaging | | Parallel imaging | ||
mri-sequences.1707394850.txt.gz · Last modified: 2024/02/08 12:20 by carl