Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Artifact reduction in EPI with phase-encoded reference scan

X Hu1, T H Le

  • 1Department of Radiology, University of Minnesota Medical School, Minneapolis, USA.

Magnetic Resonance in Medicine
|July 1, 1996
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Influences of copper-potassium ion exchange process on the optical bandgaps and spectroscopic properties of Cr<sup>3+</sup>/Yb<sup>3+</sup> co-doped in lanthanum aluminosilicate glasses.

RSC advances·2022
Same author

Inhibition of <i>Salmonalla enterica</i> by a novel strain of <i>Bacillus subtilis</i> isolated from the faeces of healthy chickens.

British poultry science·2022
Same author

Seizure threshold manipulation in electroconvulsive therapy via repetitive transcranial magnetic stimulation. A novel way of augmentation?

Brain stimulation·2020
Same author

[The State of The Jak/Stat Pathway Affects the Sensitivity of TumorCells to Oncolytic Enteroviruses].

Molekuliarnaia biologiia·2020
Same author

Description and phylogenetic analyses of ribosomal transcription units from species of Fasciolidae (Platyhelminthes: Digenea).

Journal of helminthology·2020
Same author

Molecular characterization of <i>Fasciola jacksoni</i> from wild elephants (<i>Elephas maximus maximus</i>) of Sri Lanka: a taxonomic evaluation.

Parasitology·2019
Same journal

Suppression of Oscillation and Ghosting in RF-Spoiled Gradient-Echo-Based Dynamic Imaging.

Magnetic resonance in medicine·2026
Same journal

A Simple, Dynamic Geometric Phantom for MRI and CT Reconstruction Pipelines: Beyond Shepp-Logan.

Magnetic resonance in medicine·2026
Same journal

7T 3D-EPI PCASL With High SNR Efficiency and Robustness to Through-Plane B<sub>0</sub> Field Gradients.

Magnetic resonance in medicine·2026
Same journal

A Comparison of Tissue Property Values Estimated Using Conventional Cardiac MRF and MT-Cardiac MRF.

Magnetic resonance in medicine·2026
Same journal

Dependence of the Extra-Cellular Diffusion Coefficient on the Fractions of Neurites and Cell Bodies in Gray Matter.

Magnetic resonance in medicine·2026
Same journal

Triple-Pulse <sup>23</sup>Na MRI Sequence (TriNa) for Simultaneous Acquisition of Spin-Density-Weighted and Fluid-Attenuated Images.

Magnetic resonance in medicine·2026
See all related articles

This study introduces a new echo-planar imaging (EPI) artifact correction method. The phase-encoded reference technique significantly reduces image ghosting, improving EPI data quality for various applications.

Area of Science:

  • Medical Imaging
  • Magnetic Resonance Imaging

Background:

  • Echo-planar imaging (EPI) is a widely used MRI technique.
  • EPI images are susceptible to artifacts caused by inconsistencies in echo data.
  • Existing correction methods have limitations.

Purpose of the Study:

  • To present a novel artifact correction method for EPI.
  • To address image degradation in EPI due to odd-even echo inconsistencies.

Main Methods:

  • Developed a correction technique based on phase-encoded reference measurement.
  • Experimental validation using 4 Tesla MRI data.
  • Comparison with non-phase-encoded reference scan methods.

Main Results:

  • The proposed phase-encoded method effectively reduces ghosting artifacts.

Related Experiment Videos

  • Ghost intensity was reduced by a factor of 2-3 compared to other techniques.
  • Demonstrated efficacy with experimental 4 Tesla data.

    • Conclusions:

    • The phase-encoded reference measurement is a superior method for EPI artifact correction.
    • This technique enhances the quality of EPI images.
    • Improved EPI data quality has broad applications in MRI.