MRI Sequences acronyms for different manufactures

Sequences acronyms
Due to manufacturers each using their own terminology to denominate their sequences, there are no standard denominations for each common type of sequence.

Here is a table of the equivalent manufacturers’ acronyms with the corresponding type of sequence.

Type of sequencePhilipsSiemensGEHitachiToshiba
Spin Echo (SE)SESESESESE
Multi echo SEMulti SEMulti écho

MS
SESEMulti écho
Fast SETurbo SETurbo SEFast SEFast SEFast SE
Ultra fast SESSH-TSE

UFSE
SSTSE

HASTE
SS-FSEFSE - ADA(Super)FASE

DIET
IRIR

IR TSE
IR/IRM

TurboIR/TIRM
IR

FSE-IR
IR

FIR
IR

Fast IR
STIRSTIR

STIR TSE
STIR

Turbo STIR
STIR

Fast STIR
STIR

Fast STIR
STIR

Fast STIR
FLAIRFLAIR

FLAIR TSE
FLAIR

Turbo FLAIR
FLAIR

Fast FLAIR
FLAIR

Fast FLAIR
FLAIR

Fast FLAIR
Gradient echo (GE)FFEGREGREGEFE
Spoiled GET1-FFEFLASHSPGR

MPSPGR
RSSGRF-spoiled FE
Ultra fast GE
T1-TFE

T2-TFE

THRIVE


TurboFLASH

VIBE
FGRE

Fast SPGR

FMPSPGR

VIBRANT

FAME

LAVA
SARGE


Fast FE

RADIANCE

QUICK 3D
Ultrafast GE with magnetization preparationIR-TFET1/T2-TurboFLASHIR-FSPGR

DE-FSPGR
Fast FE
Steady state GEFFEFISPMPGR, GRETRSGFE
Contrast enhanced steady state GET2-FFE T2PSIFSSFPFE
Balanced GEBalanced

FFE
True FISPFIESTABASGTrue SSFP
SE-Echo planarSE-EPIEPI SESE EPISE EPISE EPI
GE-Echo planarFFE-EPI

TFE-EPI
EPI Perf

EPIFI
GRE EPISG-EPIFE-EPI
Hybrid echoGRASETGSEHybrid EPI

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