Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Imaging Studies for Cardiovascular System IV: CMRI

Imaging Studies for Cardiovascular System IV: CMRI

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,...

Radiological Investigation II: MRI and Ventilation Perfusion Scan

Radiological Investigation II: MRI and Ventilation Perfusion Scan

Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...

You might also read

Related Articles

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

Sort by

Same author

Standardized Reporting of Cardiac Magnetic Resonance Examinations in Children With Cardiac Diseases and Adults With Congenital Heart Disease: A Scientific Statement From the Association for European Pediatric and Congenital Cardiology (AEPC) and the International Society for Magnetic Resonance in Medicine (ISMRM).

Journal of magnetic resonance imaging : JMRI·2026

Same author

4D Flow MRI at 0.6 T-Self-Gating Versus Camera-Based Respiratory Binning.

Bioengineering (Basel, Switzerland)·2026

Same author

3D Radial Knee Imaging at 0.55 T: Simultaneous T<sub>1</sub>-T<sub>2</sub> Mapping and Synthetic Contrast Generation in Under 4 min.

NMR in biomedicine·2026

Same author

Real-time magnetic resonance-guided radiofrequency ablation and lesion evaluation in an magnetic resonance-compatible isolated beating pig heart platform.

Heart rhythm O2·2026

Same author

Super-MoCo-MoDL: A combined super-resolution and motion-corrected undersampled deep-learning reconstruction framework for three-dimensional whole-heart cardiac magnetic resonance imaging.

Journal of cardiovascular magnetic resonance : official journal of the Society for Cardiovascular Magnetic Resonance·2025

Same author

Site-Specific Analysis of Thoracic Aortic Aneurysm and Cardiovascular Mortality: Insights From the National Echo Database Australia.

Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography·2025

Search research articles

Related Experiment Video

Updated: Mar 6, 2026

Management of Respiratory Motion Artefacts in 18F-fluorodeoxyglucose Positron Emission Tomography using an Amplitude-Based Optimal Respiratory Gating Algorithm

Management of Respiratory Motion Artefacts in 18F-fluorodeoxyglucose Positron Emission Tomography using an Amplitude-Based Optimal Respiratory Gating Algorithm

Published on: July 23, 2020

Coronary MR angiography using image-based respiratory motion compensation with inline correction and fixed gating

Markus Henningsson¹, Jouke Smink², Gerald van Ensbergen²

¹Division of Biomedical Engineering and Imaging Sciences, King's College London, London, United Kingdom.

Magnetic Resonance in Medicine

|March 22, 2017

Summary

The new iNAV-CRUISE technique significantly improves coronary MR angiography image quality in healthy subjects. This advanced motion compensation method enhances vessel sharpness without increasing scan time compared to conventional methods.

Keywords:

Motion compensation coronary magnetic resonance angiography image-based navigation

More Related Videos

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

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

Published on: September 6, 2024

3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats

3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats

Published on: September 19, 2025

Related Experiment Videos

Last Updated: Mar 6, 2026

Management of Respiratory Motion Artefacts in 18F-fluorodeoxyglucose Positron Emission Tomography using an Amplitude-Based Optimal Respiratory Gating Algorithm

Management of Respiratory Motion Artefacts in 18F-fluorodeoxyglucose Positron Emission Tomography using an Amplitude-Based Optimal Respiratory Gating Algorithm

Published on: July 23, 2020

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

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

Published on: September 6, 2024

3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats

3D Cine Magnetic Resonance Imaging of Respiratory Motion in Mechanically Ventilated Mice and Rats

Published on: September 19, 2025

Area of Science:

Cardiovascular Imaging
Medical Physics
Radiology

Background:

Respiratory motion significantly degrades image quality in coronary MR angiography (CMRA).
Effective motion compensation is crucial for accurate CMRA diagnosis.
Conventional navigator gating techniques can be limited in their efficiency and effectiveness.

Purpose of the Study:

To evaluate a novel inline motion compensation technique, image-based navigation with Constant Respiratory efficiency UsIng Single End-expiratory threshold (iNAV-CRUISE), for CMRA.
To compare the performance of iNAV-CRUISE against conventional diaphragmatic navigator gating (dNAVG).

Main Methods:

The iNAV-CRUISE technique, combining CRUISE gating with iNAV motion correction, was implemented inline on a 1.5 Tesla scanner.
Coronary MR angiography was performed in 10 healthy subjects using both iNAV-CRUISE and dNAVG.
Image quality metrics, including vessel sharpness and visual scores for major coronary arteries (RCA, LAD, left circumflex), along with scan time, were compared.

Main Results:

Scan times were comparable between iNAV-CRUISE (6:58±0:17) and dNAVG (6:32±1:09).
iNAV-CRUISE significantly improved vessel sharpness for the right coronary artery (RCA) (71.8±8.9 vs. 60.2±10.1) and left anterior descending artery (LAD) (67.4±7.1 vs. 58.0±8.0).
The visual score for the RCA was significantly higher with iNAV-CRUISE (4,4,3) compared to dNAVG (3,4,3).

Conclusions:

The iNAV-CRUISE approach demonstrates superior performance in respiratory motion compensation for CMRA compared to conventional techniques in healthy subjects.
iNAV-CRUISE enhances CMRA image quality, specifically vessel sharpness, while maintaining comparable scan times.
This novel technique holds promise for improving diagnostic accuracy in CMRA.