MRI pulse sequence abbreviations
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This article contains a list of commonly and less commonly used MRI pulse sequence abbreviations and their meaning. If available, an explanation is included in a separate article.
- image weighting
-
spin-echo sequences
- SE: spin-echo
- FSE: fast spin-echo or TSE: turbo spin-echo
- BLADE: proprietary name for periodically rotated overlapping parallel lines with enhanced reconstruction (PROPELLER) in MRI systems from Siemens HealthcareTM 4
- HASTE: half-Fourier acquisition single-shot turbo spin-echo
- RARE: rapid acquisition with relaxation enhancement
- BOLD imaging: blood oxygen level-dependent imaging
- TGSE: turbo gradient spin echo
- 3D fast spin echo: isotropic 3D sequences, allowing multiplanar reformats
-
gradient echo sequences (GRE)
- SSFP: steady-state free precession
- TRUFI: true fast imaging with steady-state free precession
- true FISP: fast imaging with steady-state free precession
- PSIF: reverse FISP
- DESS: dual echo steady state
- FLASH: fast low angle shot
- GRASS: gradient recalled acquisition in the steady-state
- SPGR: spoiled gradient recalled
- VIBE: volumetric interpolated breath-hold examination, volumetric interpolated brain examination
- CISS: constructive interference in steady-state
- FIESTA: fast imaging employing steady-state acquisition
- MERGE: multiple echo recombined gradient echo
- MEDIC: multi-echo data image combination
- inversion recovery (IR) sequences:
-
MR angiography (MRA):
- TOF: time of flight
- MOTSA: multiple overlapping thin slab acquisitions
- phase contrast
- contrast enhanced MR angiography
- TWIST: time-resolved angiography with stochastic trajectories
- TRICKS: time-resolved imaging of contrast kinetics
- TRAK: time-resolved angiography using keyhole
- TRAQ: time-resolved acquisition
- TRANCE: triggered angiography non-contrast enhanced
- in and out of phase imaging
- fat suppressed imaging
- MR spectroscopy:
-
general techniques:
- CLEAR: Constant LEvel AppeaRance
See also
-<a href="/articles/3-d-fast-spin-echo">3D fast spin echo</a>: isotropic 3D sequences, allowing multiplanar reformats<ul>- +<a title="3D fast spin echo (MRI sequence)" href="/articles/3d-fast-spin-echo-mri-sequence-1">3D fast spin echo</a>: isotropic 3D sequences, allowing multiplanar reformats<ul>
-<a href="/articles/medic">MEDIC</a> : multi-echo data image combination</li>- +<a href="/articles/medic">MEDIC</a>: multi-echo data image combination</li>
-<li><a title="in and out of phase imaging" href="/articles/in-phase-and-out-of-phase-sequences-1">in and out of phase imaging</a></li>- +<li><a href="/articles/in-phase-and-out-of-phase-sequences-1">in and out of phase imaging</a></li>
- +<strong>MR spectroscopy:</strong><ul>
- +<li>
- +<strong></strong><a href="/articles/press">PRESS</a>: point resolved spectroscopy</li>
- +<li>
- +<a href="/articles/steam">STEAM</a>: stimulated echo acquisition mode</li>
- +</ul>
- +</li>
- +<li>