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

Susceptibility magnetic resonance imaging using spectral decomposition

Y M Ro1, Z H Cho

  • 1Korea Advanced Institute of Science, Cheongyangni, Seoul.

Magnetic Resonance in Medicine
|April 1, 1995
PubMed
Summary

A novel spectral decomposition technique analyzes magnetic resonance imaging (MRI) signal changes caused by susceptibility effects. This method aids in susceptibility imaging, particularly for paramagnetic venous blood.

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

Dopaminergic manipulations and its effects on neurogenesis and motor function in a transgenic mouse model of Huntington's disease.

Neurobiology of disease·2014
Same author

Single-pill amlodipine/atorvastatin helps patients of diverse ethnicity attain recommended goals for blood pressure and lipids (the Gemini-AALA study).

Journal of human hypertension·2008
Same author

Ultra fast symmetry and SIMD-based projection-backprojection (SSP) algorithm for 3-D PET image reconstruction.

IEEE transactions on medical imaging·2007
Same author

Neural substrates, experimental evidences and functional hypothesis of acupuncture mechanisms.

Acta neurologica Scandinavica·2006
Same author

Multiple predictors of coronary restenosis after drug-eluting stent implantation in patients with diabetes.

Heart (British Cardiac Society)·2006
Same author

The effect of Ting point (tendinomuscular meridians) electroacupuncture on thermal pain: a model for studying the neuronal mechanism of acupuncture analgesia.

Journal of alternative and complementary medicine (New York, N.Y.)·2005

Area of Science:

  • Medical Imaging
  • Biophysics
  • Magnetic Resonance

Background:

  • Susceptibility differences in materials cause intravoxel spin phase variations in MRI.
  • These phase variations lead to signal intensity reduction, known as the susceptibility effect.
  • The susceptibility effect is a well-studied phenomenon in MRI.

Purpose of the Study:

  • To introduce a new spectral decomposition technique for analyzing susceptibility effects in MRI.
  • To develop and apply an NMR pulse sequence for spectral decomposition of susceptibility.
  • To perform susceptibility imaging of paramagnetic venous blood.

Main Methods:

  • Developed a novel spectral decomposition technique.
  • Created an NMR pulse sequence for susceptibility spectral decomposition.

Related Experiment Videos

  • Applied the technique to susceptibility imaging of venous blood.

    • Main Results:

    • The proposed spectral decomposition method effectively analyzes signal changes due to susceptibility effects.
    • Computer simulations and experimental results validated the technique.
    • Successful susceptibility imaging of venous blood was achieved using the developed NMR pulse sequence.

    Conclusions:

    • The new spectral decomposition technique offers a valuable tool for analyzing MRI susceptibility effects.
    • This method enables improved susceptibility imaging, especially for paramagnetic substances like venous blood.
    • The study demonstrates the practical application and validation of the technique in both simulated and real-world scenarios.