Brachial Plexus 1.5T
GE Healthcare – MR Gadopiclenol (VUEWAY®) Protocols
Instructions And Patient Preparation
- Instructions
- • Sagittal – Cover top of C-spine through T-5 affected side only
• Axial – Cover C5 through top of T5 affected side only
• Coronal – S/I cover above C3 through axilla, A/P cover posterior spine through clavicle
• If HyperSense is not an option for your scanner, scan will be longer than indicated - Position
- Supine, head first
- Coil
- HNU, Air Coil, or Small Flex
- Landmark
- Sternal Notch
Contrast Agent Parameters
| Contrast Agents | Dose | Injection Rate | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Gadopiclenol (VUEWAY) | 0.05 mmol/kg up to a calculated volume of 10 mL | Hand Bolus | |||||||
| Saline Flush | 10-20 mL | Hand Bolus | |||||||
Imaging Parameters
| Scan Description | 3PL LOCALIZER |
SAGITTAL 3D T1 CUBE |
CORONAL T1 FSE |
AXIAL T2 FS Flex |
AXIAL T1 FSE |
CORONAL CUBE STIR FOCUS |
Post AXIAL T1 Flex |
Post SAGITTAL 3D T1 CUBE Flex |
Post CORONAL 3D T1 LAVA-Flex |
|---|---|---|---|---|---|---|---|---|---|
| View Image | View Image | View Image | |||||||
| Primary Sequence | Yes | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes |
| Mode | 2D | 3D | 2D | 2D | 2D | 3D | 2D | 3D | 3D |
| Pulse Sequence | SSFSE | CUBE | FSE-XL | FSE-XL | FSE-XL | CUBE STIR FOCUS | FSE-XL | CUBE | LAVA |
| Imaging Options | SEQ, EDR, FAST, SS, ARC, TRF |
EDR, ZIP2, ZIP512, FR, ARC |
FAST, TRF, FC, NP |
FC, TRF, FAST, FLEX |
EDR, TRF, FAST |
EDR, FAST, ZIP2, FR, ARC, HS, IrP |
EDR, TRF, FAST, ARC, FLEX | EDR, ZIP2, ZIP512, FR, ARC, FLEX |
EDR, FAST, ZIP512, ZIP2, ARC, FLEX |
Scan Parameters
| Scan Description | 3PL LOCALIZER |
SAGITTAL 3D T1 CUBE |
CORONAL T1 FSE |
AXIAL T2 FS Flex |
AXIAL T1 FSE |
CORONAL CUBE STIR FOCUS |
Post AXIAL T1 Flex |
Post SAGITTAL 3D T1 CUBE Flex |
Post CORONAL 3D T1 LAVA-Flex |
|---|---|---|---|---|---|---|---|---|---|
| TE | 80 | Min | Min | 85 | Min | 110 | Min | Min | Min Full |
| TR | 1000 | 500 | 758 | 3000 | 500 | 3000 | 500 | 500 | ― |
| TI | ― | ― | ― | ― | ― | 240 | ― | ― | ― |
| Flip Angle | ― | Auto | ― | Auto | ― | ― | ― | Auto | 12 |
| ETL | ― | 20 | 4 | 20 | 3 | 110 | 3 | 30 | ― |
| Bandwidth | 83 | 62 | 50 | 50 | 31 | 41 | 31 | 62 | ― |
| SAT | ― | ― | ― | ― | ― | ― | ― | ― | ― |
Acquisition Parameters
| Scan Description | 3PL LOCALIZER |
SAGITTAL 3D T1 CUBE |
CORONAL T1 FSE |
AXIAL T2 FS Flex |
AXIAL T1 FSE |
CORONAL CUBE STIR FOCUS |
Post AXIAL T1 Flex |
Post SAGITTAL 3D T1 CUBE Flex |
Post CORONAL 3D T1 LAVA-Flex |
|---|---|---|---|---|---|---|---|---|---|
| MATRIX freq | 256 | 240 | 288 | 288 | 288 | 256 | 288 | 240 | 228 |
| MATRIX phase | 192 | 240 | 192 | 224 | 224 | 256 | 224 | 240 | 220 |
| NEX | 1 | 1 | 2 | 2 | 2 | 1 | 2 | 1 | 2 |
| Freq Direction | Unswap | S/I | S/I | R/L | R/L | S/I | RL | S/I | S/I |
| Image Enhance | ― | PURE | PURE | PURE | PURE | PURE | PURE | PURE | PURE |
| FC Direction | ― | ― | ― | Slice | ― | ― | ― | ― | ― |
| User CV | ― | ACC=2 3D Correction |
― | ― | ― | FOCUS CUBE STIR=1 APOD=1 |
― | ACC=2 3D Correction |
ACC=2 3D Correction |
Scanning Range
| Scan Description | 3PL LOCALIZER |
SAGITTAL 3D T1 CUBE |
CORONAL T1 FSE |
AXIAL T2 FS Flex |
AXIAL T1 FSE |
CORONAL CUBE STIR FOCUS |
Post AXIAL T1 Flex |
Post SAGITTAL 3D T1 CUBE Flex |
Post CORONAL 3D T1 LAVA-Flex |
|---|---|---|---|---|---|---|---|---|---|
| FOV | 38 | 26 | 24 | 24 | 24 | 32 | 20 | 26 | 30 |
| Phase FOV | 1 | 1 | 1 | 1 | 1 | 0.9 | 1 | 1 | 1 |
| Slice Thickness | 7 | 1.2 | 3 | 3 | 3 | 1.4 | 3 | 1.2 | 1 |
| Spacing | 5 | ― | 0.5 | 1 | 1 | ― | 1 | ― | ― |
| Number of Slices | 7-Ax/SagCor | 160 | 20-25 | 24-26 | 24-26 | 86 | 24-26 | 160 | 236 |
| Scan Time | 0:18 sec | 3-5 min | ~-3-4 min | ~2-3 min | ~3 min | 3-5 min | ~3 min | 3-5 min | ~3 min |