Thoracic Spine 1.5T
Siemens Healthineers – MR Gadopiclenol (VUEWAY®) Protocols
Instructions And Patient Preparation
- Instructions
- • If using H >> F phase direction for Sagittal sequences, anterior Sat band is not needed
• Typically done without contrast - Position
- Supine, head first
- Coil
- 20 Channel Head/Neck coil or better
- Landmark
- Chin
Contrast Agent Parameters
| Contrast Agent | Dose | Injection Rate | ||||
|---|---|---|---|---|---|---|
| Gadopiclenol (VUEWAY) | 0.05 mmol/kg | Hand Bolus | ||||
| Saline Flush | 10 mL | Hand Bolus | ||||
| Comments | Report agent administered and dose | |||||
Imaging Parameters
| Scan Description | SAGITTAL T2 |
SAGITTAL T1 |
SAGITTAL STIR |
AXIAL T2 |
Post SAGITTAL T1 DIXON |
Post AXIAL T1 DIXON |
|---|---|---|---|---|---|---|
| View Image | View Image | View Image | View Image | View Image | View Image | |
| Primary Sequence | Yes | Yes | Yes | Yes | Yes | Yes |
| Pulse Sequence | tse | ir | tir | tse | tse | tse |
| Mode | 2D | 2D | 2D | 2D | 2D | 2D |
| I-Pat | 2 | 3 | 4 | 3 | 2 | 2 |
Scan Parameters
| Scan Description | SAGITTAL T2 |
Pre SAGITTAL T1 |
SAGITTAL STIR |
AXIAL T2 |
Post SAGITTAL T1 DIXON |
Post AXIAL T1 DIXON |
|---|---|---|---|---|---|---|
| TE | 80-100 | 15-20 | 35-40 | 80-100 | 15-20 | 15-20 |
| TR | 3200 | 1500 | 3000 | 3200 | 400-800 | 400-800 |
| TI | ― | 670 | 160 | ― | ― | ― |
| Flip Angle | 120-150 | 120-150 | 120-150 | 12-150 | 150 | 120-150 |
| Turbo Factor | 21 | 7 | 12 | 21 | 3 | 3 |
| Bandwidth | 200 | 220 | 200 | 200 | 350-380 | 450 |
| Gradient Speed | Fast | Normal | Fast | Fast | Normal | Normal |
| RF Mode | Fast | Fast | Normal | Fast | Fast | Fast |
Acquisition Parameters
| Scan Description | SAGITTAL T2 |
Pre SAGITTAL T1 |
SAGITTAL STIR |
AXIAL T2 |
Post SAGITTAL T1 DIXON |
Post AXIAL T1 DIXON |
|---|---|---|---|---|---|---|
| MATRIX Freq | 288 | 288 | 224 | 288 | 256 | 256 |
| MATRIX Phase | 60% | 55% | 60% | 60% | 70% | 85% |
| Averages | 2 | 1 | 2 | 2 | 2 | 2 |
| Concatenations | 1 | 2 | 2 | 1 | 2 | 2 |
| Rec FOV | 167% | 166% | 167% | 100% | 175% | 100% |
| Phase DIR | H >> F | H >> F | H >> F | P >> A | H >> F | A >> P |
| Phase Over Sample | 120% | 120% | 120% | 100% | 50% | 50% |
| Partial Fourier | Off | ― | Off | Off | Off | Off |
| FC Direction | Read | Read | Read | Yes | Optional Slice | Optional Slice |
Scanning Range
| Scan Description | SAGITTAL T2 |
Pre SAGITTAL T1 |
SAGITTAL STIR |
AXIAL T2 |
Post SAGITTAL T1 DIXON |
Post AXIAL T1 DIXON |
|---|---|---|---|---|---|---|
| FOV | 200 | 200 | 200 | 180 | 200 | 180 |
| Filter | Prescan Normal | Prescan Normal | Prescan Normal | Prescan Normal | Prescan Normal | Prescan Normal |
| Slice Thickness | 3 | 3 | 3 | 4 | 3 | 4 |
| Spacing % | 33% | 33% | 33% | 25% | 33% | 25% |
| Number of Slices | 15 | 15 | 15 | 26 | 15 | 26 |
| Acquisition Time | 1:35 min | 1:02 min | 2:32 min | 2:22 min | 1:56 min | 1:55 min |