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 Concept Videos

Imaging Studies for Cardiovascular System IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

442
Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
442

You might also read

Related Articles

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

Sort by
Same author

BART Streams: Real-Time Reconstruction Using a Modular Framework for Pipeline Processing.

Magnetic resonance in medicine·2026
Same author

Clinical validation of an in silico pace mapping approach to localize both focal and re-entrant ventricular arrhythmias in patients with structural heart disease.

Heart rhythm·2026
Same author

Fast and Robust Diffusion Posterior Sampling for MR Image Reconstruction Using the Preconditioned Unadjusted Langevin Algorithm.

Magnetic resonance in medicine·2026
Same author

Editorial: Unlocking the potential of prenatal MRI: advances in fetal brain, heart, and placenta imaging.

Frontiers in cardiovascular medicine·2026
Same author

Phase-Pole-Free Images and Smooth Coil Sensitivity Maps by Regularized Nonlinear Inversion.

Magnetic resonance in medicine·2026
Same author

An initial clinical evaluation of quantitative susceptibility mapping for quantitative characterization of intramyocardial hemorrhage.

Journal of cardiovascular magnetic resonance : official journal of the Society for Cardiovascular Magnetic Resonance·2026

Related Experiment Video

Updated: Mar 2, 2026

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging
11:13

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging

Published on: May 24, 2021

7.4K

Accelerated whole-heart MR angiography using a variable-density poisson-disc undersampling pattern and compressed

Mehdi H Moghari1, Martin Uecker2, Sébastien Roujol3

  • 1Department of Cardiology, Boston Children's Hospital, and the Department of Pediatrics, Harvard Medical School, Boston, Massachusetts, USA.

Magnetic Resonance in Medicine
|May 13, 2017
PubMed
Summary

Accelerated whole-heart 3D MR angiography using compressed sensing (CS) with a variable-density undersampling pattern achieved better subjective image quality than SENSE at comparable acceleration rates. This method offers a promising alternative for faster, high-quality cardiac imaging.

Keywords:
compressed sensingrespiratory motionself-navigatorvariable-density undersamplingwhole-heart magnetic resonance angiography

More Related Videos

Author Spotlight: Optimized Lung MRI Protocol with Computationally Efficient Reconstruction Methods
05:07

Author Spotlight: Optimized Lung MRI Protocol with Computationally Efficient Reconstruction Methods

Published on: September 6, 2024

807
Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection
06:57

Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection

Published on: September 22, 2023

1.5K

Related Experiment Videos

Last Updated: Mar 2, 2026

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging
11:13

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging

Published on: May 24, 2021

7.4K
Author Spotlight: Optimized Lung MRI Protocol with Computationally Efficient Reconstruction Methods
05:07

Author Spotlight: Optimized Lung MRI Protocol with Computationally Efficient Reconstruction Methods

Published on: September 6, 2024

807
Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection
06:57

Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection

Published on: September 22, 2023

1.5K

Area of Science:

  • Medical Imaging
  • Cardiovascular Magnetic Resonance
  • Image Reconstruction

Background:

  • Whole-heart three-dimensional MR angiography (MRA) is crucial for cardiovascular assessment.
  • Accelerating MRA acquisition is essential to reduce scan times and improve patient comfort.
  • Compressed sensing (CS) and sensitivity encoding (SENSE) are established acceleration techniques.

Purpose of the Study:

  • To accelerate whole-heart 3D MRA using a variable-density Poisson-disc undersampling pattern combined with CS reconstruction.
  • To compare the image quality and scan times of this CS-based method against SENSE.
  • To evaluate the effectiveness of CS reconstruction for accelerating MRA.

Main Methods:

  • A prospective variable-density Poisson-disc k-space undersampling pattern was implemented for whole-heart MRA.
  • The central k-space was fully sampled (1-2%), with sampling density decreasing exponentially towards the periphery.
  • Undersampled data were reconstructed using CS. Images were acquired with an acceleration rate of approximately 6 and compared to SENSE with rates of 2 and 6 in 28 patients.

Main Results:

  • Compared to SENSE (rate 2), CS (rate 6) showed similar border sharpness but significantly lower subjective image quality and shorter scan times.
  • Compared to SENSE (rate 6), CS (rate 6) demonstrated similar border sharpness across all locations.
  • CS (rate 6) achieved significantly better subjective image quality than SENSE (rate 6) at three of four locations, with comparable scan times.

Conclusions:

  • Variable-density Poisson-disc undersampling with CS reconstruction provides better subjective image quality than SENSE at comparable acceleration rates.
  • The CS-based approach maintains similar objective border sharpness while accelerating whole-heart 3D MRA acquisition.
  • This technique represents a viable strategy for accelerating cardiac MRI without compromising diagnostic image quality.