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

A comparison of fast spin echo and gradient field echo sequences.

J A Tkach1, E M Haacke

  • 1Department of Radiology, University Hospitals of Cleveland, Ohio 44106.

Magnetic Resonance Imaging
|July 1, 1988
PubMed
Summary

New FATE (Fast optimal angle spin-echo) MRI techniques improve disease detection by overcoming limitations in traditional FISP and FLASH imaging. FATE offers better contrast-to-noise ratio, enhancing visualization of lesions without T2* signal decay.

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

Quantifying Brain Iron in Hereditary Hemochromatosis Using R2* and Susceptibility Mapping.

AJNR. American journal of neuroradiology·2022
Same author

More on Exploiting the T1 Shinethrough and T2* Effects Using Multiecho Susceptibility-Weighted Imaging.

AJNR. American journal of neuroradiology·2021
Same author

Quantifying Tissue Properties of the Optic Radiations Using Strategically Acquired Gradient Echo Imaging and Enhancing the Contrast Using Diamagnetic Susceptibility Weighted Imaging.

AJNR. American journal of neuroradiology·2020
Same author

Intracranial iron distribution and quantification in aceruloplasminemia: A case study.

Magnetic resonance imaging·2020
Same author

Spiral T1 Spin-Echo for Routine Postcontrast Brain MRI Exams: A Multicenter Multireader Clinical Evaluation.

AJNR. American journal of neuroradiology·2020
Same author

Increased iron deposition of deep cerebral gray matter structures in hemodialysis patients: A longitudinal study using quantitative susceptibility mapping.

Journal of magnetic resonance imaging : JMRI·2018

Area of Science:

  • Magnetic Resonance Imaging (MRI)
  • Medical Imaging Physics

Background:

  • Fast Imaging with Steady Precession (FISP) and Fast Low Angle Shot (FLASH) MRI techniques have limitations in disease detection.
  • These limitations include unchanged contrast ratios and signal/resolution loss due to T2* decay, hindering accurate diagnosis.

Purpose of the Study:

  • To introduce and evaluate a novel FAst optimal angle spin-echo (FATE) sequence for improved MRI contrast and disease detection.
  • To overcome the inherent limitations of existing gradient echo techniques in differentiating diseased from healthy tissues.

Main Methods:

  • Implementation of a FAst optimal angle spin-echo (FATE) sequence with a short echo time (TE).
  • Evaluation of FATE's contrast properties compared to FLASH and its performance in T2-weighted imaging.
  • Consideration of contrast-to-noise (C/N) for lesion detection using FATE, CE FAST, and HYBRID techniques.

Related Experiment Videos

Main Results:

  • FATE exhibits similar contrast properties to FLASH but with reduced signal intensity.
  • Crucially, FATE signals are not affected by T2* signal decay, preserving image quality.
  • T2-weighted FATE images demonstrate improved contrast and potential for enhanced disease detection compared to conventional methods.

Conclusions:

  • The FATE sequence offers a significant advancement in MRI by providing superior contrast-to-noise ratios.
  • This technique enhances lesion detection capabilities, addressing key limitations of FISP and FLASH imaging.
  • FATE represents a promising tool for more accurate and reliable medical diagnoses through improved MRI visualization.