Generic Pelvis Screening 3T
Siemens Healthineers – MR Gadopiclenol (VUEWAY®) Protocols
Instructions And Patient Preparation
- Instructions
- Patient should empty bladder before scanning
- Common Indications
- Metastases, pain, mass suspected
- Position
- Supine; head or feet first
- Coil
- Body Array (anterior); Spine Array (posterior)
- Landmark
- Center of coil; below belly button; adjust after LOC using ISO mode imaging
Contrast Agent Parameters
| Contrast Agent | Dose | Injection Rate | Dose Timing Method and Scan Delay | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gadopiclenol (VUEWAY) | 0.05 mmol/kg | 2 mL/sec | Refer to postcontrast timing below | |||||||||||
| Saline Flush | 20 mL | 2 mL/sec | — | |||||||||||
| Comments | • Report agent administered and dose • Use minimal dose for patients with a GFR <30 mL/sec |
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Imaging Parameters
| Scan Description | 3 PLANE HASTE LOCALIZER |
SAGITTAL T2 |
AXIAL T2 |
AXIAL T2 Fat Sat |
CORONAL T2 |
AXIAL DWI |
AXIAL HASTE Fat Sat |
AXIAL 3D Out-In- of-Phase |
CORONAL VIBE Pre |
SAGITTAL VIBE Pre |
AXIAL VIBE Pre |
AXIAL VIBE Post 25 sec 60 sec 180 sec |
CORONAL VIBE Post 180 sec |
SAGITTAL VIBE Post 180 sec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| View Image | View Image | View Image | View Image | View Image | View Image | View Image | View Image | View Image | View Image | View Image | View Image | |||
| Sequence Name | h | tse | tseR | tseR | tseR | epse | h | fl | fl | fl | fl | fl | fl | fl |
| Dimension | 2D | 2D | 2D | 2D | 2D | — | 2D | 3D | 3D | 3D | 3D | 3D | 3D | 3D |
| Acceleration mode | GRAPPA | GRAPPA | GRAPPA | GRAPPA | GRAPPA | SMS | GRAPPA | CAIPIRINHA | CAIPIRINHA | CAIPIRINHA | CAIPIRINHA | CAIPIRINHA | CAIPIRINHA | CAIPIRINHA |
| Acceleration Factor PE | 2 | 4 | 4 | 3 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Acceleration Factor 3D | — | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Scan Parameters
| Scan Description | 3 PLANE HASTE LOCALIZER |
SAGITTAL T2 |
AXIAL T2 |
AXIAL T2 Fat Sat |
CORONAL T2 |
AXIAL DWI |
AXIAL HASTE Fat Sat |
AXIAL 3D Out-In- of-Phase |
CORONAL VIBE Pre |
SAGITTAL VIBE Pre |
AXIAL VIBE Pre |
AXIAL VIBE Post 25 sec 60 sec 180 sec |
CORONAL VIBE Post 180 sec |
SAGITTAL VIBE Post 180 sec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TR | 1000 ms | 6000 ms | 3500 ms | 3000 ms | 3500 ms | 3400 ms | 1200 ms | 4.6 ms | 3.8 ms | 4.4 ms | 3.7 ms | 3.7 ms | 3.8 ms | 4.4 ms |
| TE | 131 ms | 109 ms | 101 ms | 79 ms | 109 ms | 67 ms | 90 ms | 1: 1.23 ms 2: 2.46 ms |
1.42 ms | 2.18 ms | 1.49 ms | 1.49 ms | 1.42 ms | 2.18 ms |
| Flip Angle | 105 deg | 160 deg | 160 deg | 160 deg | 160 deg | — | 150 deg | 9 deg | 9 deg | 10 deg | 9 deg | 9 deg | 9 deg | 10 deg |
| Turbo Factor | 256 | 19 | 19 | 16 | 19 | — | 234 | — | — | — | — | — | — | — |
| Bandwidth | 698 Hz/Px | 228 Hz/Px | 228 Hz/Px | 228 Hz/Px | 228 Hz/Px | 2084 Hz/Px | 420 Hz/Px | 1200 Hz/Px | 450 Hz/Px | 420 Hz/Px | 420 Hz/Px | 420 Hz/Px | 450 Hz/Px | 420 Hz/Px |
| Fat-Water Contrast | Standard | Standard | Standard | Fat Saturation | Standard | SPAIR | Standard | Dixon | SPAIR | Fast Fat Saturation | SPAIR | SPAIR | SPAIR | Fast Fat Saturation |
| Fat Saturation | — | — | — | Strong | — | Strong | — | — | — | — | — | — | — | — |
| Gradient Mode | Fast | Normal | Normal | Normal | Normal | Normal | Fast | Fast | Fast | Fast | Fast | Fast | Fast | Fast |
| RF Pulse Type | Optimized | Normal | Normal | Normal | Normal | Low SAR | Fast | Fast | Fast | Fast | Fast | Fast | Fast | Fast |
| Asymmetric Echo | — | — | — | — | — | — | — | Off | Weak | Off | Weak | Weak | Weak | Off |
Acquisition Parameters
| Scan Description | 3 PLANE HASTE LOCALIZER |
SAGITTAL T2 |
AXIAL T2 |
AXIAL T2 Fat Sat |
CORONAL T2 |
AXIAL DWI |
AXIAL HASTE Fat Sat |
AXIAL 3D Out-In- of-Phase |
CORONAL VIBE Pre |
SAGITTAL VIBE Pre |
AXIAL VIBE Pre |
AXIAL VIBE Post 25 sec 60 sec 180 sec |
CORONAL VIBE Post 180 sec |
SAGITTAL VIBE Post 180 sec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Base Resolution | 256 | 384 | 384 | 384 | 384 | 160 | 384 | 320 | 320 | 320 | 320 | 320 | 320 | 320 |
| Phase Resolution | 100% | 85% | 85% | 75% | 85% | 100% | 75% | 75% | 70% | 70% | 70% | 70% | 70% | 70% |
| Slice Resolution | — | — | — | — | — | — | — | 57% | 60% | 50% | 50% | 50% | 60% | 50% |
| Averages | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Concatenations | 2 | 1 | 2 | 2 | 2 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| b-value >= | — | — | — | — | — | 0 s/mm2 50 s/mm2 800 s/mm2 |
— | — | — | — | — | — | — | — |
| FoV Read | 360 mm | 240 mm | 230 mm | 230 mm | 240 mm | 380 mm | 380 mm | 400 mm | 280 mm | 260 mm | 260 mm | 260 mm | 280 mm | 260 mm |
| FoV Phase | 100% | 100% | 100% | 100% | 100% | 80% | 81% | 75% | 100% | 100% | 100% | 100% | 100% | 100% |
| Phase Encoding Dir. | R >> L | P >> A | R >> L | R >> L | R >> L | A >> P | A >> P | A >> P | R >> L | A >> P | A >> P | A >> P | R >> L | A >> P |
| Slice Oversampling | — | — | — | — | — | — | — | 36% | 33% | 25% | 33% | 33% | 33% | 25% |
| Phase Partial Fourier | 4/8 | Off | Off | Off | Off | Off | 5/8 | Off | Off | Off | Off | Off | Off | Off |
| Slice Partial Fourier | — | — | — | — | — | — | — | 7/8 | 6/8 | 7/8 | 7/8 | 7/8 | 6/8 | 7/8 |
| Flow Compensation | None | None | None | None | None | — | None | — | — | — | — | — | — | — |
Scanning Range
| Scan Description | 3 PLANE HASTE LOCALIZER |
SAGITTAL T2 |
AXIAL T2 |
AXIAL T2 Fat Sat |
CORONAL T2 |
AXIAL DWI |
AXIAL HASTE Fat Sat |
AXIAL 3D Out-In- of-Phase |
CORONAL VIBE Pre |
SAGITTAL VIBE Pre |
AXIAL VIBE Pre |
AXIAL VIBE Post 25 sec 60 sec 180 sec |
CORONAL VIBE Post 180 sec |
SAGITTAL VIBE Post 180 sec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Elliptical Filter | Off | Off | Off | Off | Off | Off | Off | Off | Off | Off | Off | Off | Off | Off |
| Normalize | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan | Prescan |
| Distortion Correction | 2D | 2D | 2D | 2D | 2D | 2D | 2D | 2D | 2D | 2D | 2D | 2D | 2D | 2D |
| Slice Thickness | 6.0 mm | 4.0 mm | 4.0 mm | 4.0 mm | 4.0 mm | 7.0 mm | 6.0 mm | 3.0 mm | 3.0 mm | 3.0 mm | 3.0 mm | 3.0 mm | 3.0 mm | 3.0 mm |
| Distance Factor | 175% | 12% | 15% | 15% | 15% | 0% | 20% | 20% | 20% | 20% | 20% | 20% | 20% | 20% |
| Slices per Slab | 13 Slices | 29 Slices | 30 Slices | 30 Slices | 30 Slices | 36 Slices | 34 Slices | 88 Slices per Slab |
72 Slices per Slab |
72 Slices per Slab |
72 Slices per Slab |
72 Slices per Slab |
72 Slices per Slab |
64 Slices per Slab |
| Time of Acquisition | 35 sec | 1:38 min | 1:52 min | 2:08 min | 1:52 min | 1:59 min | 53 sec | 18 sec | 21 sec | 15 sec | 20 sec | 20 sec | 21 sec | 15 sec |