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

Comparing the FAISE method with conventional dual-echo sequences.

P S Melki1, R V Mulkern, L P Panych

  • 1Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115.

Journal of Magnetic Resonance Imaging : JMRI
|May 1, 1991
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

Automatic Segmentation of Breast Carcinomas from DCE-MRI using a Statistical Learning Algorithm.

Proceedings. IEEE International Symposium on Biomedical Imaging·2017
Same author

Testing the Efficacy of Contrast-Enhanced Ultrasound in Detecting Transplant Rejection Using a Murine Model of Heart Transplantation.

American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons·2016
Same author

Design and development of a mobile image overlay system for needle interventions.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2015
Same author

Reliable assessment of perfusivity and diffusivity from diffusion imaging of the body.

Medical image computing and computer-assisted intervention : MICCAI ... International Conference on Medical Image Computing and Computer-Assisted Intervention·2013
Same author

Computer-assisted intra-operative magnetic resonance imaging monitoring of interstitial laser therapy in the brain: a case report.

Journal of biomedical optics·2012
Same author

Investigation of long-term reproducibility of intrinsic connectivity network mapping: a resting-state fMRI study.

AJNR. American journal of neuroradiology·2012
Same journal

A Quantitative Modification of VI-RADS for Bladder Cancer at the Ureteral Orifice: A Reader Study on MRI With Varying Experience Levels.

Journal of magnetic resonance imaging : JMRI·2026
Same journal

Structural MRI Volumetry Index for Differentiation of Progressive Supranuclear Palsy From Parkinson's Disease and Multiple System Atrophy by Automatic Segmentation: A Comparison With Magnetic Resonance Parkinsonism Index.

Journal of magnetic resonance imaging : JMRI·2026
Same journal

Integrating nnU-Net Segmentation and Clinical-Radiomics for Multicenter MRI-Based Assessment of Soft Tissue Sarcoma Grade and Ki-67 Expression.

Journal of magnetic resonance imaging : JMRI·2026
Same journal

Optimization of Respiratory Training Methods for Cardiac Magnetic Resonance Imaging.

Journal of magnetic resonance imaging : JMRI·2026
Same journal

Multiparametric Quantitative MRI of Peripheral Nerves to Differentiate Demyelinating From Axonal Polyneuropathies.

Journal of magnetic resonance imaging : JMRI·2026
Same journal

Mapping Fatty Acid Composition in the Human Knee: Short-Term Repeatability at 3T.

Journal of magnetic resonance imaging : JMRI·2026
See all related articles

The fast-acquisition interleaved spin-echo (FAISE) MRI technique offers T2-weighted head imaging comparable to traditional spin-echo methods. This advanced MRI approach provides efficient, high-resolution imaging with adjustable contrast.

Area of Science:

  • Magnetic Resonance Imaging (MRI)
  • Medical Imaging Physics
  • Radiological Techniques

Background:

  • Traditional spin-echo (SE) MRI sequences are well-established for diagnostic imaging.
  • There is a continuous need for faster MRI techniques without compromising image quality or contrast.
  • Rapid-acquisition relaxation-enhanced (RARE) sequences offer speed but can have limitations in contrast control.

Purpose of the Study:

  • To introduce and evaluate the fast-acquisition interleaved spin-echo (FAISE) MRI technique.
  • To assess the performance of FAISE in terms of speed, resolution, and contrast manipulation.
  • To compare FAISE imaging with conventional spin-echo imaging for T2-weighted head scans.

Main Methods:

  • FAISE technique combines a hybrid RARE sequence with a novel phase-encode reordering method.

Related Experiment Videos

  • Implementation on a 1.5-Tesla MRI unit.
  • Acquisition of multisection, high-resolution images with adjustable pseudo-echo-time and TR intervals.

    • Main Results:

    • FAISE achieved T2-weighted and proton-density weighted imaging with high resolution in 34 seconds for eight 256x256 images at TR=2s.
    • Qualitative and quantitative comparisons showed FAISE T2-weighted head images were similar to conventional SE images.
    • FAISE demonstrated potential for T1 contrast with inversion recovery and short TR, though artifacts were noted on proton-density images.

    Conclusions:

    • FAISE is a viable MRI technique providing efficient, high-resolution imaging with contrast control similar to SE.
    • FAISE offers comparable image quality to SE for T2-weighted head imaging.
    • Further research into radio-frequency power deposition is recommended for full exploitation of the FAISE technique.