Brachial Plexus 1.5T
Siemens Healthineers – MR Gadopiclenol (VUEWAY®) Protocols
Instructions And Patient Preparation
- Instructions
- • Contrast used to evaluate for suspected tumor or infection
• For Axial: Cover C-Spine to affected side C3 to T4 and from the midline to shoulder joint
• For Coronal and Sagittal: Cover C-Spine to affected side C3 to T4 - Position
- Supine, head first
- Coil
- 20 channel Head / Neck coil and Anterior Body Matrix Coil
- Landmark
- Base of neck
Contrast Agent Parameters
| Contrast Agent | Dose | Injection Rate | |||
|---|---|---|---|---|---|
| Gadopiclenol (VUEWAY) | 0.05 mmol/kg | Hand Bolus or Power Injection | |||
| Saline Flush | 20 mL | Hand Bolus or Power Injection | |||
| Comment | Report agent administered and dose | ||||
Imaging Parameters
| Scan Description | AXIAL T1 |
AXIAL T2 |
CORONAL T1 |
CORONAL STIR 3D |
Post CORONAL T1 VIBE DIXON |
|---|---|---|---|---|---|
| View Image | View Image | View Image | View Image | View Image | |
| Primary Sequence | Yes | Yes | Yes | Yes | Yes |
| Pulse Sequence | tse | tse | tse | non-sel ir | tse |
| Mode | 2D | 2D | 2D | 3D | 2D |
| I-Pat | 2 | 2 | 2 | 2 | 2 |
Scan Parameters
| Scan Description | AXIAL T1 |
AXIAL T2 |
CORONAL T1 |
CORONAL STIR 3D |
Post CORONAL T1 DIXON |
|---|---|---|---|---|---|
| TE | 10 | 95 | 8 | 230 | 12 |
| TR | 400-800 | 4000 | 450 | 3000 | 600 |
| TI | ― | ― | ― | 160 | ― |
| Flip Angle | 120-180 | 160 | 120-180 | T2 var | 160 |
| Turbo Factor | 3 | 24 | 3 | 197 | 3 |
| Bandwidth | 200 | 250 | 230 | 600 | 400 |
| Fat Sat | ― | ― | ― | ― | Strong |
| Gradient Speed | Fast | Fast | Normal | Fast | Fast |
| RF Mode | Normal | Fast | Fast | Normal | Fast |
Acquisition Parameters
| Scan Description | AXIAL T1 |
AXIAL T2 |
CORONAL T1 |
CORONAL STIR 3D |
Post CORONAL T1 DIXON |
|---|---|---|---|---|---|
| MATRIX Freq | 384 | 320 | 256 | 256 | 320 |
| MATRIX Phase | 75% | 100% | 75% | 100% | 70% |
| Averages | 3 | Blade | 2 | 2 | 2 |
| Concatenations | 2 | 2 | 2 | 1 | 2 |
| Rec FOV | 81% | 100% | 100% | 100% | 100% |
| Phase DIR | P >> A | P >> A | F >> H | R >> L | F >> H |
| Phase Over Sample | 0% | 100% | 80% | 50% | 90% |
| Partial Fourier | Off | ― | Off | Allowed | Off |
| FC Direction | None | None | None | None | None |
Scanning Range
| Scan Description | AXIAL T1 |
AXIAL T2 |
CORONAL T1 |
CORONAL STIR 3D |
Post CORONAL T1 DIXON |
|---|---|---|---|---|---|
| FOV | 280 | 280 | 230 | 250 | 230 |
| Filter | Off | Prescan Normal | Prescan Normal | Prescan Normal | B1 Filter |
| Slice Thickness | 5.0 | 5.0 | 4.0 | 1.0 | 4.0 |
| Spacing % | 20% | 20% | 25% | Slab | 25% |
| Number of Slices | 36 | 40 | 24 | 72 | 24 |
| Acquisition Time | 2:08 min | 3:38 min | 1:45 min | 6:59 min | 2:52 min |