Full Breast 3T
Siemens Healthineers – MR Gadopiclenol (VUEWAY®) Protocols
Instructions And Patient Preparation
- Instructions
- FOV should be adjusted to just include all breast tissue including axillae; use same FOV for all Axial series
- Common Indications
- Diagnostic and screening
- Position
- Head First, Prone
- Coil
- Bilateral Breast Coil
- Landmark
- Mid‐breast, Nipple
Contrast Agent Parameters
| Contrast Agent | Dose | Injection Rate | |||
|---|---|---|---|---|---|
| Gadopiclenol (VUEWAY) | 0.05 mmol/kg up to a calculated volume of 10 mL | 3 mL/sec | |||
| Saline Flush | 20 mL | 3 mL/sec | |||
| Comments | Report agent administered and dose | ||||
Imaging Parameters
| Scan Description | Routine LOCALIZER |
Routine AXIAL STIR |
Routine AXIAL T1 3D DYNAMIC Pre |
Routine AXIAL T1 3D DYNAMIC 3 PHASES |
Routine SAGITTAL T1 VIBE Post |
|---|---|---|---|---|---|
| View Image | View Image | View Image | |||
| Pulse sequence | fl | tir_rr | fl | fl | fl |
| Dimension | 2D | 2D | 3D | 3D | 3D |
| PAT mode | GRAPPA | GRAPPA | GRAPPA | GRAPPA | GRAPPA |
| mmPAT | 2 | 3 | 3 | 3 | 2 |
| Acceleration factor 3D | — | — | 1 | 1 | 1 |
| Acceleration factor PE | 2 | 3 | 3 | 3 | 2 |
Scan Parameters
| Scan Description | Routine LOCALIZER |
Routine AXIAL STIR |
Routine AXIAL T1 3D DYNAMIC Pre |
Routine AXIAL T1 3D DYNAMIC 3 PHASES |
Routine SAGITTAL T1 VIBE Post |
|---|---|---|---|---|---|
| TR | 6.0 ms | 5500.0 ms | 4.52 ms | 4.52 ms | 4.64 ms |
| TE | 2.46 ms | 52.0 ms | 1.80 ms | 1.80 ms | 1.73 ms |
| TI | — | 215 ms | — | — | — |
| Flip Angle | 30 deg | 150 deg | 11 deg | 11 deg | 11 deg |
| Turbo factor | — | 12 | — | — | — |
| Bandwidth | 480 Hz/Px | 260 Hz/Px | 400 Hz/Px | 400 Hz/Px | 390 Hz/Px |
| Dixon | — | — | Off | Off | Off |
| Water suppr. | None | None | None | None | None |
| Fat suppr. | None | None | SPAIR | SPAIR | SPAIR |
| Saturation mode | Standard | — | — | — | — |
| Gradient mode | Fast | Normal | Fast | Fast | Fast |
| RF pulse type | Fast | Normal | Fast | Fast | Fast |
| Asymmetric echo | Off | Off | Weak | Weak | Weak |
Acquisition Parameters
| Scan Description | Routine LOCALIZER |
Routine AXIAL STIR |
Routine AXIAL T1 3D DYNAMIC Pre |
Routine AXIAL T1 3D DYNAMIC 3 PHASES |
Routine SAGITTAL T1 VIBE Post |
|---|---|---|---|---|---|
| Base resolution | 288 | 320 | 416 | 416 | 384 |
| Phase resolution | 80% | 100% | 100% | 100% | 75% |
| Slice resolution | — | — | 50% | 50% | 80% |
| Averages | 1 | 2 | 1 | 1 | 1 |
| Averaging mode | Short term | Long term | Short term | Short term | Short term |
| Concatenations | 28 | 2 | 1 | 1 | 1 |
| FoV read | 450 mm | 290 mm | 290 mm | 290 mm | 230 mm |
| FoV phase | 100% | 100% | 100% | 100% | 100% |
| Phase enc. dir. | A >> P | R>>L | R >> L | R >> L | H>>F, H>>L |
| Phase partial fourier | Off | Off | 7/8 | 7/8 | 7/8 |
| Phase oversampling | 10% | 30% | 40% | 40% | 75% |
| Slice partial fourier | — | — | 7/8 | 7/8 | 7/8 |
| Slice oversampling | — | — | 11% | 11% | 9% |
| Flow compensation | No | Read | — | — | — |
Scanning Range
| Scan Description | Routine LOCALIZER |
Routine AXIAL STIR |
Routine AXIAL T1 3D DYNAMIC Pre |
Routine AXIAL T1 3D DYNAMIC 3 PHASES |
Routine SAGITTAL T1 VIBE Post |
|---|---|---|---|---|---|
| Filter | Distortion Corr.(2D) | Distortion Corr.(2D), Normalize, Elliptical filter |
Distortion Corr.(3D), Prescan Normalize, Elliptical filter | Distortion Corr.(3D), Prescan Normalize, Elliptical filter | Distortion Corr.(3D), Prescan Normalize, Elliptical filter, Image Filter |
| Slice thickness | 5.5 mm | 4.0 mm | 0.8 mm | 0.8 mm | 1.6 mm |
| Distance factor | 150% | 0% | 20% | 20% | 20% |
| Slices | 7 Slices | 55 Slices | 144 Slices per Slab | 144 Slices per Slab | 176 Slices per Slab |
| Time of Acquisition | 0:25 | 4:59 | 2:52 | 3:31 | 2:59 |