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Signa GE 1.5 T  LX 9.1 protocols

 

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Pre-IR Checklist

 
SEQUENCE TYPE SIEMENS GE PHILLIPS HITACHI TOSHIBA FONAR
SPIN ECHO SE SE SE SE SE SE
GRADIENT ECHO GRE GRE Fast Field Echo (FFE) GE Field Echo Field Echo
Spoiled Gradient Echo FLASH SPGR T1-FFE RF Spoiled SARGE, RSSG Field Echo Field Echo
Coherent Gradient Echo FISP GRASS FFE Rephased SARGE Field Echo Field Echo
Steady State Free Precession PSIF SSFP T2-FFE Time-Reverse SARGE - Field Echo
True FISP True FISP FIESTA Balanced FFE Balance SARGE True SSFP -
True FISP/Dual Excitation CISS FIESTA-C - - - -
Double Echo Steady State DESS - - - - -
Multi-Echo Data Image Combination MEDIC - - - - -
Ultrafast Gradient Echo Turbo FLASH Fast GRE, Fast SPGR TFE RGE Fast FE Field Echo
Ultrafast Gradient Echo 3D MPRAGE 3D FGRE, 3D Fast SPGR 3d TFE MPRAGE - Field Echo
Volume Interpolated GRE VIBE FAME THRIVE - - -
INVERSION RECOVERY IR, Turbo IR (TIR) IR, MPIR, FastIR IR-TSE IR IR IR
Short Tau IR STIR STIR STIR STIR STIR -
Long Tau IR Turbo Dark Fluid FLAIR FLAIR Fast FLAIR - -
True IR True IR - Real IR T1 FLAIR - -
TURBO SPIN ECHO / FAST SPIN ECHO TSE (Turbo Spin Echo) FSE (Fast Spin Echo) TSE (Turbo Spin Echo) FSE (Fast Spin Echo) FSE (Fast Spin Echo) FSE (Fast Spin Echo)
Single-Shot TSE/FSE HASTE Single-Shot FSE Single-Shot TSE Single-Shot FSE FASE -
TSE/FSE with 90 Flip Back Pulse RESTORE Fast Recovery FSE, FRFSE DRIVE Driven Equilibrium FSE FSE T2 pulse -
Number of Echoes Turbo Factor Echo Train Length (ETL) Turbo Factor Shot Factor Echo Train Lenght (ETL) -
Time Between Echoes Echo Spacing Echo Spacing Echo Spacing Interecho Time (ITE) Echo Spacing -
ECHO PLANAR IMAGING (EPI) EPI EPI EPI EPI EPI EPI
Number of Echoes EPI Factor ETL EPI Factor EPI Factor ETL -
Time Between Echoes Echo Spacing Echo Spacing Echo Spacing Interecho Time (ITE) Echo Spacing -
TURBO GRADIENT SPIN ECHO (GRASE) SEQUENCE Turbo GSE, TGSE - GRASE - Hybrid EPI -
PARALLEL ACQUISITION TECHNIQUES IPAT ASSET SENSE RAPID SPEEDER -
PAT image-based algorithm mSENSE SENSE SENSE SENSE SENSE -
PAT K-space-based algorithm GRAPPA - - - - -
SIEMENS v. GE Bw CONVERSION EQUATION Siemens [Hz / pixel] x Base Resolution / 2000 = GE Bandwidth [KHz]

e.g. 130 Hz/px x 250 / 2000 = 16 KHz