Table 1.
|
Sequences for Philips MRI Scanner |
||||||||
---|---|---|---|---|---|---|---|---|---|
Body Region: Head, Patient Position: Supine, Patient Entry: Head First, Landmark on Eyes | |||||||||
|
3 plane localizer |
Reference Scan |
AX SE T1 |
AX FSE T2 |
T2 FLAIR |
Diffusion |
3D TOF MT |
CE-MRA |
Perfusion |
|
Landmark on Eyes |
Landmark on Eyes |
Landmark on Eyes |
Landmark on Eyes |
Landmark on Eyes |
Landmark on Eyes |
Landmark on Eyes |
Landmark on Eyes |
Landmark on Eyes |
Name Anatomy Philips |
Head CNS-Brain |
Ref Scans |
Head CNS-Brain |
Head CNS-Brain |
Head CNS-Brain |
Head CNS-Function |
Head CNS-Angio |
Head CNS-CE-Angio |
Head CNS-Function |
Sequence Name Philips |
survey |
RefScan |
T1W_SE |
T2W_TSE |
T2W_FLAIR |
DWI_E |
S3DI_MC_HR |
3D_DYN_AVM |
sPRESTO |
plane |
ax/cor/sag |
- |
ax |
ax |
ax |
ax |
ax |
sag |
ax |
Scan time |
0:17 |
0:51 |
02:39 |
02:13 |
03:18 |
00:36 |
02:52 |
00:51 |
0:50 |
stacks |
3 |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
slices |
3 each |
82 |
18 |
18 |
16 |
18 |
100 |
10 |
30 |
Scan technique |
T1-TFE |
SENSE |
SE |
SE |
IR |
SE |
FFE |
FFE |
FFE |
Fast imaging mode |
TFE |
- |
MS |
TSE |
TSE |
EPI |
none |
none |
EPI |
(Turbo/EPI) Factor |
42 |
- |
1 |
19 |
23 |
89 |
- |
- |
19 |
TE [ms] |
5.2 |
0.95 |
15 |
100 |
120 |
104 |
6.9 |
1.27 |
shortest |
TR [ms] |
15 |
8 |
483 |
3607 |
6000 |
3034 |
24 |
5 |
22 |
TI [ms] |
- |
- |
- |
- |
2000 |
- |
- |
- |
- |
Flip angle [deg] |
20 |
7 |
140 |
90 |
100 |
90 |
20 |
35 |
7 |
FOV [mm] |
250 |
- |
230 |
230 |
230 |
230 |
200 |
260 |
220 |
Scan [%] |
74 |
82 |
79 |
74 |
68 |
79.6 |
57.4 |
100 |
55.8 |
Scan matrix |
256 x 126 |
64 x 52 |
256 x 163 |
384 x 228 |
208 x 115 |
112 x 89 |
332 x 190 |
160 x 144 |
64 x 29 |
Slice thickness [mm] acq/rec |
10 |
- |
5 |
5 |
6 |
5 |
1 / 0.5 |
16 / 8 |
3.5 |
Slice gap |
0 |
|
1 |
1 |
2 |
1 |
- |
- |
- |
NSA / NEX |
1 |
3 |
2 |
3 |
2 |
1 |
1 |
1 |
1 |
Bandwidth [Hz/pixel] | 186.9 | 2540.7 | 109.3 | 224.0 | 152.9 | 1834 | 108.8 | 541.1 | 60.3 |