Abstract #2520
Inversion-Recovery-Prepared Sliding Interleaved Cylinder (SLINCY) Imaging
Kie Tae Kwon 1 , Bob S Hu 2 , and Dwight G Nishimura 1
1
Electrical Engineering, Stanford University,
Stanford, CA, United States,
2
Palo
Alto Medical Foundation, Palo Alto, CA, United States
A sliding interleaved cylinder (SLINCY) acquisition
employs a 3D concentric cylinders trajectory as the
readout instead of a 3DFT sequence. Previously, SLINCY
was incorporated into a non-contrast-enhanced
magnetization-prepared 3D SSFP sequence to improve
artery-vein contrast in the lower extremities. However,
one of remaining issues for this approach is to suppress
the long-T1 fluids, which can otherwise hamper the
depiction of arterial blood in SSFP images. In this
work, we exploited the thin-slab-scan nature of SLINCY
to efficiently add inversion-recovery (IR) to suppress
the fluids. We demonstrated that the proposed IR schemes
are feasible for SLINCY, which successfully suppressed
the fluids.
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