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Related Experiment Video

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Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation
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Right ventricular outflow tract imaging with CT and MRI: Part 2, Function.

Farhood Saremi1, Siew Yen Ho, José Angel Cabrera

  • 1Department of Radiology, University of Southern California University Hospital, 1500 San Pablo St, Los Angeles, CA 90033, USA. fsaremi@usc.edu

AJR. American Journal of Roentgenology
|December 21, 2012
PubMed
Summary

Computed tomography (CT) and magnetic resonance imaging (MRI) are ideal for assessing the conotruncal region, including the right ventricular outflow tract (RVOT). These imaging techniques can reveal structural changes linked to RVOT arrhythmias.

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Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
07:11

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography

Published on: October 28, 2020

Area of Science:

  • Cardiovascular Imaging
  • Cardiac Electrophysiology
  • Congenital Heart Disease

Background:

  • The conotruncal region, particularly the right ventricular outflow tract (RVOT), is crucial for cardiac function.
  • Developmental malformations can significantly impact RVOT structure and function.
  • Understanding RVOT abnormalities is key for managing related cardiac conditions.

Purpose of the Study:

  • To review the utility of CT and MRI in evaluating RVOT function.
  • To explore the relationship between RVOT function and developmental malformations.
  • To discuss the role of imaging in the context of electrophysiologic assessment and arrhythmia management.

Main Methods:

  • Review of current literature on CT and MRI applications in RVOT assessment.
  • Analysis of imaging findings in relation to congenital heart disease and RVOT function.
  • Correlation of imaging data with electrophysiologic findings and ablation targets.

Main Results:

  • CT and MRI are established as ideal modalities for complex RVOT functional assessment.
  • Imaging can identify architectural changes in the RVOT, such as scar and fibrofatty tissue.
  • These structural changes are implicated in the development of RVOT ventricular arrhythmias.

Conclusions:

  • CT and MRI play a vital role in evaluating the RVOT, especially in the context of developmental malformations.
  • The RVOT is a significant target for radiofrequency ablation in ventricular tachycardia.
  • Imaging can help reveal myocardial and tissue changes contributing to RVOT arrhythmias.