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Magnetic resonance imaging planning in children with complex congenital heart disease - A new approach

Israel Valverde1, Tarinee Tangcharoen2, Tarique Hussain1,3

  • 1Division of Imaging Sciences and Biomedical Engineering, King s College London, London, UK.

JRSM Cardiovascular Disease
|May 12, 2017
PubMed

Insights

The 3D offline Planning Method (3D-PM) offers comparable results to the standard 2D Planning Method (2D-PM) for congenital heart disease (CHD) imaging. This advanced 3D approach significantly reduces scan time, improving efficiency in pediatric cardiac imaging.

Area of Science:

  • Medical Imaging
  • Pediatric Cardiology
  • Radiology

Background:

  • Congenital heart disease (CHD) requires precise imaging for diagnosis and treatment planning.
  • Standard 2D Planning Method (2D-PM) is a conventional approach for cardiac imaging.
  • 3D contrast-enhanced magnetic resonance angiography (CE-MRA) offers advanced visualization capabilities.

Purpose of the Study:

  • To compare the efficacy of a 3D offline Planning Method (3D-PM) against the standard 2D Planning Method (2D-PM).
  • To evaluate imaging parameters including coverage, spatial orientation, and acquisition time in pediatric CHD patients.

Main Methods:

  • The study involved 14 children with complex CHD.
  • 2D-PM utilized single slice spin echo sequences for targeted imaging.
  • 3D-PM employed offline processing of 3D CE-MRA data to generate maximal intensity projection (MIP) images for planning.

Main Results:

  • Both 2D-PM and 3D-PM demonstrated excellent coverage and no significant spatial differences in imaging selected anatomic regions (p>0.05).
  • The mean acquisition time for 3D-PM (71±18 s) was significantly shorter than for 2D-PM (241±31 s) (p<0.05).

Conclusions:

  • 3D-PM provides similar imaging results to 2D-PM in pediatric CHD.
  • 3D-PM enables faster, offline planning, leading to a significant reduction in overall scan time.
  • Advancements in high-resolution 3D datasets are expected to further enhance this technology.
Abstract

Keywords:
Cardiologycardiovascular imaging agents/techniquescardiovascular surgerydiagnostic testingpediatric and congenital heart disease including cardiovascular surgery

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