Seizures Brain 3T
Philips Healthcare – MR Gadopiclenol (VUEWAY®) Protocols
Instructions And Patient Preparation
- Instructions
- • Change patient into hospital issued gown and pants
• 20- to 22-gauge IV access preferred - Position
- Supine, head first
- Coil
- 32 channel head coil
- Landmark
- Glabella
- Comments
- The Coronal T2 FLAIR and T2 sequences should be acquired perpendicular to the plane of the hippocampus
Contrast Agent Parameters
| Contrast Agent | Dose | Injection Rate | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Gadopiclenol (VUEWAY) | 0.05 mmol/kg | Hand inject | ||||||||
| Saline Flush | 10-20 mL | Hand inject | ||||||||
| Comments | The Coronal T2 FLAIR and T2 sequences should be acquired perpendicular to the plane of the hippocampus | |||||||||
Info Page
| Scan Description | Survey Brain |
SAGITTAL 3D T1 |
SAGITTAL 3D T2 FLAIR |
CORONAL T2 Hipp |
CORONAL T2 FLAIR Hipp |
AXIAL Gray Matter |
SWIp Fast Bold |
Source DTI |
SAGITTAL 3D T1 +C |
AXIAL T1 +C Fat Sat |
|---|---|---|---|---|---|---|---|---|---|---|
| View Image | View Image | View Image | View Image | View Image | View Image | View Image | View Image | |||
| Total scan duration | 00:31.6 | 02:21.7 | 05:20.0 | 01:48.0 | 03:40.0 | 05:44.6 | 03:05.2 | 02:00.8 | 02:21.7 | 03:21.7 |
| Rel. SNR | 1.74 | 1.28 | 0.61 | 0.71 | 0.59 | 1.55 | 0.83 | 1.35 | 1.28 | 0.81 |
| Act. TR (ms) | — | — | — | 3000 | — | — | — | 4923 | — | 580 |
| Act. TR/TE (ms) | 15 / 5.2 | 7.7 / 3.5 | — | — | — | — | — | — | 7.7 / 3.5 | — |
| Act. TR/TE1/delta TE (ms) | — | — | — | — | — | — | 31 / 7.2 / 6.2 | — | — | — |
| Act. TR/TI (ms) | — | — | 8000 / 2400 | — | 11000 / 2800 | 15662 / 3400 | — | — | — | — |
| Act. TE (ms) | — | — | 363 | 80 | 120 | 25 | — | 68 | — | 10 |
| ACQ matrix M x P | 256 x 126 | 220 x 220 | 240 x 240 | 312 x 236 | 256 x 162 | 240 x 142 | 384 x 314 | 112 x 112 | 220 x 220 | 276 x 180 |
| ACQ voxel MPS (mm) | 0.98 / 1.98 / 10.0 | 1.09 / 1.09 / 1.00 | 1.00 / 1.00 / 1.20 | 0.58 / 0.76 / 3.00 | 0.70 / 1.11 / 3.00 | 0.96 / 1.29 / 3.00 | 0.60 / 0.60 / 2.00 | 2.00 / 2.00 / 3.00 | 1.09 / 1.09 / 1.00 | 0.80 / 0.99 / 3.00 |
| REC voxel MPS (mm) | 0.98 / 0.98 / 10.0 | 0.94 / 0.94 / 1.00 | 0.50 / 0.50 / 0.60 | 0.42 / 0.42 / 3.00 | 0.35 / 0.35 / 3.00 | 0.90 / 0.90 / 3.00 | 0.45 / 0.45 / 1.00 | 1.00 / 1.00 / 3.00 | 0.94 / 0.94 / 1.00 | 0.43 / 0.43 / 3.00 |
| Scan percentage (%) | 49 | 100 | 100 | 76 | 63 | 74 | 100 | 100 | 100 | 80 |
| Packages | — | — | — | 4 | 4 | 2 | — | 1 | — | 12 |
| Min. slice gap (mm) | — | — | — | 3 | 3 | 3 | — | 0 | — | 3 |
| Act. slice gap (mm) | — | 0 | -0.6 | — | — | — | -1 | — | 0 | — |
| Optimal slices | — | — | — | 14 | 24 | — | — | — | — | 8 |
| Max. slices | — | — | — | 28 | 48 | — | — | — | — | — |
| TFE shots | 3 | 70 | — | — | — | — | — | — | 70 | — |
| TFE dur. shot / acq (ms) | 701.6 / 630.0 | 1740.9 / 1695.7 | — | — | — | — | — | — | 1740.9 / 1695.7 | — |
| TFE shot interval (ms) | 701.6 | — | — | — | — | — | — | — | — | — |
| Min. TI delay | 375.1 | 884.6 | — | — | — | — | — | — | 884.6 | — |
| Act. WFS (pix) / BW (Hz) | 2.322 / 187.1 | 2.080 / 208.9 | — | — | — | — | 1.702 / 255.3 | — | 2.080 / 208.9 | — |
| Min. WFS (pix) / Max. BW (Hz) | 1.050 / 413.8 | 0.482 / 901.9 | — | — | — | — | 0.761 / 571.1 | — | 0.482 / 901.9 | — |
| Min. TR/TE (ms) | 10 / 5.2 | — | — | — | — | — | — | — | — | — |
| Min. TR/TE1/delta TE (ms) | — | — | — | — | — | — | 29 / 5.8 / 6.2 | — | — | — |
| EPI factor | — | — | — | — | — | — | — | 45 | — | — |
| WFS (pix) / BW (Hz) | — | — | 0.801 / 542.5 | 2.136 / 203.4 | 1.993 / 218.0 | 1.714 / 253.4 | — | 13.193 / 32.9 | — | 2.005 / 216.7 |
| BW in EPI freq. dir. (Hz) | — | — | — | — | — | — | — | 1844.5 | — | — |
| Full flow comp. | — | — | no | — | — | — | — | — | — | yes |
| TSE es / shot (ms) | — | — | 5.9 / 685 | 10.0 / 160 | 10.9 / 229 | 6.9 / 117 | — | — | — | 10.0 / 30 |
| TEeff / TEequiv (ms) | — | — | 363 / 166 | 80 / 72 | 120 / 106 | — | — | — | — | — |
| Min. TR (ms) | — | — | — | 2419 | — | — | — | — | — | 580 |
| Min. TR/TI (ms) | — | — | 3098 / 50 | — | 10218 / 50 | — | — | — | — | — |
| SPAIR TR (ms) | — | — | 8000 | — | — | — | — | — | — | — |
| SPAIR inv. delay (ms) | — | — | 220 | — | — | — | — | — | — | — |
| SPAIR offset act./default (Hz) | — | — | 100 [220] | — | — | — | — | — | — | — |
| Local torso SAR | < 31 % | < 20 % | < 8 % | < 81 % | < 65 % | < 75 % | < 8 % | < 83 % | < 20 % | < 100 % |
| Whole body SAR / level | < 0.7 W/kg / normal | < 0.5 W/kg / normal | < 0.2 W/kg / normal | < 1.9 W/kg / normal | < 1.5 W/kg / normal | < 2.4 W/kg / 1st level | < 0.3 W/kg / normal | < 1.9 W/kg / normal | < 0.5 W/kg / normal | < 2.3 W/kg / 1st level |
| SED | 0.0 kJ/kg | < 0.1 kJ/kg | < 0.1 kJ/kg | < 0.2 kJ/kg | < 0.3 kJ/kg | < 0.8 kJ/kg | 0.0 kJ/kg | < 0.2 kJ/kg | < 0.1 kJ/kg | < 0.5 kJ/kg |
| Coil Power | — | 10% | 4% | 38% | 31% | 72% | 8% | 39% | 10% | 48% |
| Max B1+rms | 0.90 uT | 0.73 uT | 0.49 uT | 1.47 uT | 1.35 uT | 2.12 uT | 0.65 uT | 1.47 uT | 0.73 uT | 1.62 uT |
| PNS / level | 17 % / normal | 55 % / normal | 60 % / normal | 20 % / normal | 24 % / normal | 49 % / normal | 79 % / normal | 86 % / 1st level | 55 % / normal | 57 % / normal |
| dB/dt | 15.4 T/s | 53.1 T/s | 86.7 T/s | 15.4 T/s | 15.4 T/s | 46.4 T/s | 55.3 T/s | 112.7 T/s | 53.1 T/s | 87.1 T/s |
| Sound Pressure Level (dB) | 3 | 20 | 22 | 4 | 6 | 18 | 24 | 22 | 20 | 18 |
Geometry
| Scan Description | Survey Brain |
SAGITTAL 3D T1 |
SAGITTAL 3D T2 FLAIR |
CORONAL T2 Hipp |
CORONAL T2 FLAIR Hipp |
AXIAL Gray Matter |
SWIp Fast Bold |
Source DTI |
SAGITTAL 3D T1 +C |
AXIAL T1 +C Fat Sat |
|---|---|---|---|---|---|---|---|---|---|---|
| SmartSelect | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Coil 1 (exclude) | — | None | None | None | None | None | None | None | None | None |
| Uniformity | — | CLEAR | CLEAR | CLEAR | CLEAR | CLEAR | CLEAR | CLEAR | CLEAR | CLEAR |
| FOV AP (mm) | 250 | 240 | 240 | 95 | 175 | 230 | 230 | 224 | 240 | 220 |
| FOV (mm) | (3) 50, (17) 10 | — | — | — | — | — | — | — | — | — |
| FOV FH (mm) | 250 | 240 | 240 | 180 | 180 | 150 | 150 | 150 | 240 | 144 |
| FOV RL (mm) | — | 185 | 156 | 180 | 180 | 183 | 189 | 224 | 185 | 179 |
| ACQ voxel size AP (mm) | 2 | 1 | 1 | — | — | 1 | 0.6 | 2 | 1 | 0.8 |
| ACQ voxel size FH (mm) | 1 | 1 | 1 | 0.6 | 0.7 | — | 2 | — | 1 | — |
| ACQ voxel size RL (mm) | — | 1 | 1.2 | 0.7 | 0.9 | 1.3 | 0.6 | 2 | 1 | 1 |
| Slice thickness (mm) | 10 | — | — | 3 | 3 | 3 | — | 3 | — | 3 |
| Bar orientation | RL | — | — | — | — | — | — | — | — | — |
| VOI orientation | transverse | — | — | — | — | — | — | — | — | — |
| VOI size AP (mm) | 30 | — | — | — | — | — | — | — | — | — |
| VOI size FH (mm) | 30 | — | — | — | — | — | — | — | — | — |
| VOI size RL (mm) | 30 | — | — | — | — | — | — | — | — | — |
| Recon voxel size AP (mm) | 1 | 0.9 | 0.5 | — | — | 0.9 | 0.4 | 1 | 0.9 | 0.4 |
| Recon voxel size FH (mm) | 1 | 0.9 | 0.5 | 0.4 | 0.4 | — | 1 | — | 0.9 | — |
| Recon voxel size RL (mm) | — | 1 | 0.6 | 0.4 | 0.4 | 0.9 | 0.4 | 1 | 1 | 0.4 |
| Fold-over suppression | no | no | no | no | oversampling | no | no | no | no | no |
| A (mm) | 50 | — | — | — | — | — | — | — | — | — |
| L (mm) | — | — | — | — | 10 | — | — | — | — | — |
| P (mm) | 50 | — | — | — | — | — | — | — | — | — |
| R (mm) | — | — | — | — | 10 | — | — | — | — | — |
| Slice oversampling | — | default | user defined | — | — | — | default | — | default | — |
| oversample factor | — | — | 1 | — | — | — | — | — | — | — |
| ENCASE enable | — | no | — | — | — | — | no | — | no | — |
| Reconstruction matrix | 256 | 256 | 480 | 432 | 512 | 256 | 512 | 224 | 256 | 512 |
| SENSE | no | no | no | no | no | no | no | yes | no | no |
| P reduction (AP) | — | — | — | — | — | — | — | 2.5 | — | — |
| MB SENSE | — | — | — | — | — | — | — | no | — | — |
| CS-SENSE | no | yes | yes | yes | yes | no | yes | no | yes | yes |
| reduction | — | 3 | 6 | 2 | 2.3 | — | 4.5 | — | 3 | 2.3 |
| denoising | — | system default | system default | system default | system default | — | system default | — | system default | system default |
| k-t Acceleration | no | no | no | no | no | no | no | no | no | no |
| Stacks | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| type | (20) parallel | — | — | parallel | parallel | parallel | — | parallel | — | parallel |
| slices | (3) 3, (17) 1 | 185 | 260 | 24 | 44 | 50 | 150 | 50 | 185 | 48 |
| slice gap | user defined | — | — | user defined | user defined | user defined | — | user defined | — | user defined |
| gap (mm) | (20) 10 | — | — | 1 | 1 | 0 | — | 0 | — | 0 |
| slice orientation | sagittal, coronal, (18) transverse | sagittal | sagittal | coronal | coronal | transverse | transverse | transverse | sagittal | transverse |
| fold-over direction | AP, (19) RL | AP | AP | RL | RL | RL | RL | AP | AP | RL |
| fat shift direction | (2) F, (18) P | F | F | F | F | P | P | P | F | P |
| radial axis | AP, RL, AP, (17) RL | — | — | — | — | — | — | — | — | — |
| radial angle (deg) | (20) 0 | — | — | — | — | — | — | — | — | — |
| Multi-chunk | — | no | no | — | — | — | no | — | no | — |
| Minimum number of packages | — | — | — | 1 | 3 | 1 | — | 1 | — | 1 |
| Slice scan order | default | — | — | default | default | default | — | default | — | default |
| Stack scan order | ascend | — | — | — | — | — | — | — | — | — |
| Move table per stack | no | — | — | — | — | — | — | — | — | — |
| O-MAR | — | — | no | no | no | no | — | — | — | no |
| Large table movement | no | no | no | no | no | no | no | no | no | no |
| Stack alignment | no | — | — | — | — | — | — | — | — | — |
| Stack sort order | no | — | — | — | — | — | — | — | — | — |
| PlanAlign | no | no | no | no | no | no | no | no | no | no |
| REST slabs | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| orientation | — | — | — | — | — | — | — | transverse | — | — |
| Patient position | head first | head first | head first | head first | head first | head first | head first | head first | head first | head first |
| Patient body position | head first | head first | head first | head first | head first | head first | head first | head first | head first | head first |
| Patient orientation | supine | supine | supine | supine | supine | supine | supine | supine | supine | supine |
| Patient body orientation | supine | supine | supine | supine | supine | supine | supine | supine | supine | supine |
Contrast
| Scan Description | SurveyBrain | SAGITTAL3D T1 | SAGITTAL3D T2 FLAIR | CORONALT2 Hipp | CORONALT2 FLAIR Hipp | AXIALGray Matter | SWIpFast Bold | SourceDTI | SAGITTAL3D T1 +C | AXIALT1 +C Fat Sat |
|---|---|---|---|---|---|---|---|---|---|---|
| Scan type | Imaging | Imaging | Imaging | Imaging | Imaging | Imaging | Imaging | Imaging | Imaging | Imaging |
| Scan mode | M2D | 3D | 3D | MS | MS | MS | 3D | MS | 3D | MS |
| 3D non-selective | — | no | — | — | — | — | no | — | no | — |
| Contrast enhancement | T1 | T1 | — | — | — | — | T1 | — | T1 | — |
| Modified SE | — | — | — | no | — | — | — | no | — | no |
| Acquisition mode | cartesian | cartesian | cartesian | cartesian | cartesian | cartesian | cartesian | cartesian | cartesian | cartesian |
| Fast Imaging mode | TFE | TFE | TSE | TSE | TSE | TSE | none | EPI | TFE | TSE |
| 3D VIEW | — | — | no | — | — | — | — | — | — | — |
| TSE factor | — | — | 110 | 15 | 21 | 17 | — | — | — | 3 |
| TFE factor | 42 | 220 | — | — | — | — | — | — | 220 | — |
| Echoes | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 1 |
| TE | shortest | shortest | shortest | user defined | user defined | user defined | user defined | shortest | shortest | user defined |
| Flip angle (deg) | 20 | 8 | — | 90 | — | — | 17 | 90 | 8 | 90 |
| Refocusing control | — | — | constant | constant | constant | no | — | — | — | no |
| TR | user defined | shortest | user defined | user defined | user defined | shortest | user defined | shortest | shortest | range |
| Halfscan | no | no | — | no | no | yes | no | yes | no | no |
| Water-fat shift | maximum | maximum | maximum | maximum | user defined | maximum | user defined | minimum | maximum | maximum |
| IR delay (ms) | — | — | 2400 | — | 2800 | 3400 | — | — | — | — |
| RF Shims | — | fixed | fixed | fixed | fixed | fixed | fixed | fixed | fixed | fixed |
| Shim | — | auto | default | default | default | auto | auto | PB-volume | auto | default |
| ShimAlign | — | — | — | — | — | — | — | no | — | — |
| mDIXON | no | no | no | no | no | no | no | no | no | no |
| Fat suppression | no | no | SPAIR | no | SPIR | SPIR | no | SPIR | no | SPIR |
| Grad Rev Fat suppr | — | — | — | — | — | — | — | no | — | — |
| Water suppression | no | no | no | no | no | no | no | no | no | no |
| BB pulse | — | — | no | no | no | no | — | no | — | no |
| TFE prepulse | invert | invert | — | — | — | — | — | — | invert | — |
| MTC | no | no | no | no | no | no | no | no | no | no |
| Diffusion mode | no | no | no | no | no | no | no | DTI | no | no |
| T1 mapping | no | no | no | no | no | no | no | no | no | no |
| SAR mode | high | high | high | high | high | high | high | high | high | high |
| B1 mode | default | default | default | default | default | default | default | default | default | default |
| SAR allow first level | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| PNS mode | low | moderate | high | low | low | low | moderate | high | moderate | high |
| Gradient mode | regular | default | maximum | default | default | default | maximum | maximum | default | maximum |
| SofTone mode | no | no | no | user defined | user defined | no | no | no | no | no |
Motion
| Scan Description | Survey Brain |
SAGITTAL 3D T1 |
SAGITTAL 3D T2 FLAIR |
CORONAL T2 Hipp |
CORONAL T2 FLAIR Hipp |
AXIAL Gray Matter |
SWIp Fast Bold |
Source DTI |
SAGITTAL 3D T1 +C |
AXIAL T1 +C Fat Sat |
|---|---|---|---|---|---|---|---|---|---|---|
| Cardiac synchronization | no | no | no | no | no | no | no | no | no | no |
| Respiratory compensation | no | no | no | no | no | no | no | no | no | no |
| Navigator respiratory comp | no | no | no | no | no | no | no | no | no | no |
| Flow compensation | no | no | sensitized | no | no | no | yes | no | no | yes |
| direction | — | — | — | — | — | — | — | — | — | in-plane |
| Temporal slice spacing | — | — | — | default | — | — | — | default | — | default |
| fMRI echo stabilisation | no | no | — | — | — | — | no | — | no | — |
| Motion smoothing | — | — | no | yes | no | no | — | — | — | no |
| NSA | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 |
| SMART | — | — | — | — | — | no | — | — | — | — |
| MRE enable | no | no | no | no | no | no | no | no | no | no |
Dynamic Angio
| Scan Description | Survey Brain |
SAGITTAL 3D T1 |
SAGITTAL 3D T2 FLAIR |
CORONAL T2 Hipp |
CORONAL T2 FLAIR Hipp |
AXIAL Gray Matter |
SWIp Fast Bold |
Source DTI |
SAGITTAL 3D T1 +C |
AXIAL T1 +C Fat Sat |
|---|---|---|---|---|---|---|---|---|---|---|
| Angio / Contrast enh. | no | no | — | — | — | — | no | — | no | — |
| Quantitative flow | no | no | — | — | — | — | no | — | no | — |
| CENTRA | — | no | no | — | — | — | — | — | no | — |
| Manual start | no | no | no | no | no | no | no | no | no | no |
| Dynamic study | no | no | no | no | no | no | no | no | no | no |
| dyn stabilization | — | — | — | — | — | — | — | regular | — | — |
| Arterial Spin labeling | no | no | no | no | no | no | no | no | no | no |
Post Processing
| Scan Description | Survey Brain |
SAGITTAL 3D T1 |
SAGITTAL 3D T2 FLAIR |
CORONAL T2 Hipp |
CORONAL T2 FLAIR Hipp |
AXIAL Gray Matter |
SWIp Fast Bold |
Source DTI |
SAGITTAL 3D T1 +C |
AXIAL T1 +C Fat Sat |
|---|---|---|---|---|---|---|---|---|---|---|
| Preparation phases | — | auto | auto | auto | auto | auto | auto | auto | auto | auto |
| Interactive F0 | no | no | no | no | no | no | no | no | no | no |
| Quick Survey | default | default | default | default | default | default | default | default | default | default |
| B0 field map | no | no | no | no | no | no | no | no | no | no |
| MIP/MPR | no | no | no | no | no | no | no | no | no | no |
| SWIp | no | no | — | — | — | — | yes | — | no | — |
| Images | M, (3) no | M, (3) no | M, (3) no | M, (3) no | M, (3) no | M, (3) no | SW-M, SW-P, (2) no | M, (3) no | M, (3) no | M, (3) no |
| Autoview image | M | M | M | M | M | M | — | M | M | M |
| Calculated images | (4) no | (4) no | — | (4) no | — | — | — | (4) no | (4) no | (4) no |
| Reference tissue | White matter | White matter | Grey matter | Grey matter | White matter | Grey matter | White matter | Grey matter | White matter | Grey matter |
| Recon compression | No | No | No | No | No | No | High | No | No | No |
| Preset window contrast | soft | soft | soft | soft | soft | soft | soft | soft | soft | soft |
| Reconstruction mode | immediate | immediate | real time | real time | real time | real time | immediate | immediate | immediate | real time |
| Save raw data | no | no | no | no | no | no | no | no | no | no |
| Hardcopy protocol | no | no | no | no | no | no | no | no | no | no |
| Image filter | system default | system default | system default | system default | system default | system default | system default | system default | system default | system default |
| Uniformity correction | no | no | no | no | no | no | no | no | no | no |
| Geometry correction | default | default | default | default | default | default | default | default | default | default |
| Elliptical k-space shutter | — | default | default | — | — | — | default | — | default | — |
| EPI geometry correction | — | — | — | — | — | — | — | no | — | — |
| ADC correction | — | — | — | — | — | — | — | no | — | — |
| Free rotatable | no | no | no | no | no | no | no | no | no | no |
| IF_info_seperator | 0 | 1634755923 | 1634755923 | 0 | 0 | 1634755923 | 1634755923 | 0 | 1634755923 | 1634755923 |