Related Experiment Video

Updated: Oct 1, 2025

Improved Registration of 3D CT Angiography with X-ray Fluoroscopy for Image Fusion During Transcatheter Aortic Valve Implantation
06:59

Improved Registration of 3D CT Angiography with X-ray Fluoroscopy for Image Fusion During Transcatheter Aortic Valve Implantation

Published on: June 3, 2018

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CT-Angiography Fusion During Coronary Chronic Total Occlusion PCI

Jean C Núņez1, Alejandro Diego-Nieto, Manuel Barreiro-Pérez

  • 1Paseo San Vicente 182, 37007, Cardiology Department, Hospital Universitario de Salamanca, Salamanca, Spain. nunezjean@hotmail.com.

The Journal of Invasive Cardiology
|March 2, 2022
PubMed

Insights

Computed tomography angiography fusion aids complex coronary artery interventions. This technique helps guide wires, reduce contrast use, and improve safety during hybrid procedures for chronic total occlusions.

Area of Science:

  • Cardiovascular Imaging
  • Interventional Cardiology

Background:

  • Optimal medical treatment failed to resolve angina pectoris in a 56-year-old male.
  • Coronary computed tomography angiography (CCTA) identified complex coronary artery disease.

Observation:

  • The patient had chronic total occlusion (CTO) of the proximal right coronary artery with a long, calcified path.
  • A CTO of the distal circumflex artery was also present.

Findings:

  • CCTA fusion imaging can guide wire placement in complex CTOs.
  • This approach can prevent vessel perforation and reduce procedural risks.

Implications:

  • CTCA fusion may enhance safety and success rates for hybrid interventions in CTO cases.
  • Reduced contrast and fluoroscopy times are potential benefits.
  • Improved patient outcomes in complex coronary interventions are anticipated.

Keywords:
CT-angiography fusionhybrid approach

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