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

Periodically rotated overlapping parallel lines with enhanced reconstruction-based diffusion tensor imaging.

Osamu Abe1, Harushi Mori, Shigeki Aoki

  • 1Department of Radiology, Graduate School of Medicine, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, Japan. abediag-tky@umin.ac.jp

Journal of Computer Assisted Tomography
|October 14, 2004
PubMed
Summary

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

The role of the globus pallidus subregions in the schizophrenia spectrum continuum.

Molecular psychiatry·2026
Same author

Nationwide organ volume distributions and cross-sectional age-associated differences in abdominal CT from Japan.

Japanese journal of radiology·2026
Same author

Gross Tumor Volume as a Predictor of Local Control After Stereotactic Body Radiation Therapy for Bone Oligometastases: A Retrospective Analysis.

International journal of radiation oncology, biology, physics·2026
Same author

Context-Aware Sentence Classification of Radiology Reports Using Synthetic Data: Development and Validation Study.

Journal of medical Internet research·2026
Same author

Endovascular treatment of a pancreatic pseudoaneurysm associated with massive pancreatic arteriovenous malformation using flow modification technique.

BJR case reports·2026
Same author

Context-Aware Sentence Classification of Radiology Reports Using Synthetic Data: Development and Validation Study.

Journal of medical Internet research·2026

Diffusion tensor imaging (DTI) using PROPELLER demonstrated reduced distortion compared to EPI-DTI, especially in compromised areas. This technique offers a valuable complementary tool for evaluating distorted brain structures.

Area of Science:

  • Neuroimaging
  • Medical Physics

Background:

  • Diffusion Tensor Imaging (DTI) is crucial for visualizing white matter tracts.
  • Single-shot echo planar imaging (EPI) is a common DTI acquisition method but prone to artifacts.
  • Periodically rotated overlapping parallel lines with enhanced reconstruction (PROPELLER) is an advanced DTI technique.

Purpose of the Study:

  • To compare the image quality and distortion of PROPELLER-DTI with single-shot EPI-DTI.
  • To evaluate the utility of PROPELLER-DTI in specific brain regions like the corpus callosum.

Main Methods:

  • DTI data acquired using PROPELLER-DTI, EPI-DTI with standard (11.4 min) and reduced (2.8 min) acquisition times.
  • Regions of interest placed in the genu and splenium of the corpus callosum.
  • Image distortion and quality assessed visually by two neuroradiologists.

Related Experiment Videos

Main Results:

  • PROPELLER-DTI showed decreased standard deviation in fractional anisotropy (FA) maps in the genu compared to EPI-DTI.
  • Both EPI-DTI sequences were quantitatively superior in the splenium.
  • PROPELLER-DTI exhibited less image distortion than EPI-DTI sequences.

Conclusions:

  • PROPELLER-DTI offers reduced distortion, making it a valuable complementary tool for qualitative assessment.
  • This technique is particularly useful for evaluating brain structures with significant image distortion.