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Contrast-enhanced computed tomography with myocardial three-dimensional printing can guide treatment in symptomatic

Yasuhiro Hamatani1, Makoto Amaki1, Hideaki Kanzaki1

  • 1Department of Cardiovascular Medicine, National Cerebral and Cardiovascular Center, Osaka, Japan.

ESC Heart Failure
|November 21, 2017
PubMed

Insights

Surgical myectomy and septal ablation treat hypertrophic obstructive cardiomyopathy (HOCM). Contrast-enhanced CT and 3D models improve assessment for these complex HOCM cases.

Area of Science:

  • Cardiology
  • Medical Imaging
  • Biomedical Engineering

Background:

  • Drug-refractory symptomatic hypertrophic obstructive cardiomyopathy (HOCM) presents treatment challenges.
  • Accurate anatomical assessment is crucial for selecting effective interventions like surgical myectomy or percutaneous transluminal septal myocardial ablation.

Observation:

  • A young female patient with drug-refractory symptomatic HOCM required precise evaluation of left ventricular outflow obstruction.
  • Contrast-enhanced computed tomography (CECT) was utilized to visualize complex cardiac structures.
  • Three-dimensional (3D) printed models were generated from CECT data for enhanced spatial understanding.

Findings:

  • CECT effectively assessed the suitability of percutaneous transluminal septal myocardial ablation in this HOCM case.
  • 3D printed models facilitated detailed visualization of intracardiac anatomy and surgical simulation.
  • A multimodality approach combining CECT and 3D modeling proved valuable.

Implications:

  • This case highlights the utility of advanced imaging techniques in managing complex HOCM.
  • Multimodality assessment strategies can improve treatment selection and procedural planning for HOCM patients.
  • Integrating CECT and 3D modeling offers a promising approach for challenging HOCM cases.

Keywords:
3D printingHypertrophic obstructive cardiomyopathySurgical myectomy

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