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Lower Extremity Contrast-enhanced MR Venography (CE MRV) 3.0T

GE Healthcare – MR Gadopiclenol (VUEWAY®) Protocols

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Instructions And Patient Preparation

Instructions
• Coil to cover mid-foot to diaphragm
• If using 32 channel Torso Coil coverage to bifurcation – then Body Coil to diaphragm
Common Indication
Deep vein thrombosis (DVT)
Position
Supine
Coil
32 channel Torso, GEMS Peripheral Array with Body Array or Air Coil
Landmark
Lower Calf

Contrast Agent Parameters

Contrast Agents Dose Injection Rate Dose Timing Method & Scan Delay
Gadopiclenol (VUEWAY) 0.05 mmol/kg up to a calculated volume of 10 mL Hand injection intravascular agent Prior to imaging
Saline Flush 20 mL Hand injection Immediately following gadolinium
Comments —

Imaging Parameters

Scan Description 3PL
LOCALIZER
x3 Abdomen,
Pelvis, Thighs,
Lower Legs		 Postcontrast
AXIAL +C
T1 FSPGR
Foot – Calf		 AXIAL +C
T1 FSPGR
Calf		 AXIAL +C
T1 FSPGR
Calf – Knee		 AXIAL +C
T1 FSPGR
Thigh		 AXIAL +C
T1 FSPGR
Pelvis		 AXIAL +C
T1 FSPGR
Abdomen – Diaphragm		 Alternate 3D Protocol:
AXIAL
T1 3D LAVA-Flex
x5 Toes to Abdomen
                View Image
Mode 2D 2D 2D 2D 2D 2D 2D 3D
Pulse Sequence SSFSE FAST SPGR FAST SPGR FAST SPGR FAST SPGR FAST SPGR FAST SPGR LAVA
Imaging Options SEQ, EDR,
FAST, SS, ARC		 Auto: PV,
ZIP512, FAST		 Auto: PV,
ZIP512, FAST		 Auto: PV,
ZIP512, FAST		 Auto: PV,
ZIP512, FAST		 Auto: 48,
ZIP512, FAST		 Auto: 48,
ZIP512, FAST		 EDR, FAST, ARC, FLEX

Scan Parameters

Scan Description 3PL
LOCALIZER
x3 Abdomen,
Pelvis, Thighs,
Lower Legs		 Postcontrast
AXIAL +C
T1 FSPGR
Foot – Calf		 AXIAL +C
T1 FSPGR
Calf		 AXIAL +C
T1 FSPGR
Calf – Knee		 AXIAL +C
T1 FSPGR
Thigh		 AXIAL +C
T1 FSPGR
Pelvis		 AXIAL +C
T1 FSPGR
Abdomen – Diaphragm		 Alternate 3D Protocol:
AXIAL
T1 3D LAVA-Flex
x5 Toes to Abdomen
                 
TE 80 Min Min Min Min Min Min Min
TR Min 110 110 110 110 110 110 Def
Flip Angle — 70 70 70 70 70 70 12
Bandwidth 83 41 41 41 41 41 41 100
SAT — Fat Sat Fat Sat Fat Sat Fat Sat Fat Sat Fat Sat BH Abdomen/Pelvis
ARC 2/2
Lower Extremity
ARC 2/1

Acquisition Parameters

Scan Description 3PL
LOCALIZER
x3 Abdomen,
Pelvis, Thighs,
Lower Legs		 Postcontrast
AXIAL +C
T1 FSPGR
Foot – Calf		 AXIAL +C
T1 FSPGR
Calf		 AXIAL +C
T1 FSPGR
Calf – Knee		 AXIAL +C
T1 FSPGR
Thigh		 AXIAL +C
T1 FSPGR
Pelvis		 AXIAL +C
T1 FSPGR
Abdomen – Diaphragm		 Alternate 3D Protocol:
AXIAL
T1 3D LAVA-Flex
x5 Toes to Abdomen
                 
MATRIX freq 384 320 320 320 320 320 320 300
MATRIX phase 160 224 224 224 224 224 224 300
NEX Def 2 2 2 1 1 1 1
Phase FOV 1 0.7 0.7 0.7 0.7 0.9 0.9 —
Freq Direction Unswapped R/L R/L R/L R/L R/L R/L R/L
Accel Ph 2 — — — — — — PURE
Adv CV 0, 240, 0 — — — — — — CV6 1
CV30 1
CV34 70

Scanning Range

Scan Description 3PL
LOCALIZER
x3 Abdomen,
Pelvis, Thighs,
Lower Legs		 Postcontrast
AXIAL +C
T1 FSPGR
Foot – Calf		 AXIAL +C
T1 FSPGR
Calf		 AXIAL +C
T1 FSPGR
Calf – Knee		 AXIAL +C
T1 FSPGR
Thigh		 AXIAL +C
T1 FSPGR
Pelvis		 AXIAL +C
T1 FSPGR
Abdomen – Diaphragm		 Alternate 3D Protocol:
AXIAL
T1 3D LAVA-Flex
x5 Toes to Abdomen
                 
FOV 48 30 30 38 38 38 38 42
Slice Thickness 8 4 4 4 4 4 4 1.5 (50% slice resolution)
Spacing 0 0 0 0 0 0 0 0
Number of Slices 21 Slices 39 Slices 39 Slices 41 Slices 33 Slices PRN PRN 152
Approx Scan Time 0:26 2:03 2:03 2:03 1:06 20-23 sec per BH 20-23 sec per BH 0:23 or 0:48