Cited by 48Cardiac Imaging and DiagnosticsMedical Image Segmentation TechniquesCoronary Interventions and Diagnostics

Three-dimensional reconstruction of coronary arteries and plaque morphology using CT angiography – comparison and registration with IVUS

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Athanasiou, Lambros, Rigas, George, Sakellarios, Antonis I., Exarchos, Themis P., Siogkas, Panagiotis K., Bourantas, Christos V., Garcia-Garcia, Hector M., Lemos, Pedro A. +5 more·2016·BMC Medical Imaging

Abstract

BACKGROUND: The aim of this study is to present a new methodology for three-dimensional (3D) reconstruction of coronary arteries and plaque morphology using Computed Tomography Angiography (CTA). METHODS: The methodology is summarized in six stages: 1) pre-processing of the initial raw images, 2) rough estimation of the lumen and outer vessel wall borders and approximation of the vessel's centerline, 3) manual adaptation of plaque parameters, 4) accurate extraction of the luminal centerline, 5) detection of the lumen - outer vessel wall borders and calcium plaque region, and 6) finally 3D surface construction. RESULTS: The methodology was compared to the estimations of a recently presented Intravascular Ultrasound (IVUS) plaque characterization method. The correlation coefficients for calcium volume, surface area, length and angle vessel were 0.79, 0.86, 0.95 and 0.88, respectively. Additionally, when comparing the inner and outer vessel wall volumes of the reconstructed arteries produced by IVUS and CTA the observed correlation was 0.87 and 0.83, respectively. CONCLUSIONS: The results indicated that the proposed methodology is fast and accurate and thus it is likely in the future to have applications in research and clinical arena.

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  • Feature-based registration appears more suitable in the case of vessels' contours and centerline, while intensity-based registration can be effectively used for image slices depicting abnormal morphologies such as tumors.

    “To that respect, feature-based registration appears more suitable in the case of vessels’ contours and centerline [196], while the intensity-based registration can be effectively used for image slices depicting abnormal morphologies such as tumors [197].”

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Authors
Athanasiou, L., Rigas, G., Sakellarios, A. I., Exarchos, T. P., Siogkas, P. K., Bourantas, C. V., Garcia-Garcia, H. M., Lemos, P. A., Falcao, B. A., Michalis, L. K., Parodi, O., Vozzi, F., & Fotiadis, D. I.
Affiliations
  • University of Ioannina (GR)
  • University College London (GB)
  • Universidade de São Paulo (BR)
  • Istituto di Fisiologia Clinica (IT)
Corresponding author
Fotiadis, Dimitrios I.
Venue
BMC Medical Imaging
Published
2016-01-19
Volume
16
Issue
1
Pages
9-9
ISSN
1471-2342 (ISSN-L)
OpenAlex
W2259710953
Cited by
48
References
38
Citations by year
2026: 2 · 2025: 3 · 2024: 2 · 2023: 1 · 2022: 2 · 2021: 5 · 2020: 5 · 2019: 3 · 2018: 10 · 2017: 13 · 2016: 1 · 2015: 1
FWCI
7.81
Type
journal article
Language
en
Open access
Licence
cc-by
Locations
  • BMC Medical Imaging (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • EUR Research Repository (Erasmus University Rotterdam) (publishedVersion, other-oa)
  • EUR Research Repository (Erasmus University Rotterdam) (submittedVersion, other-oa)
  • RePub (Erasmus University Rotterdam) (submittedVersion, other-oa)
Funders
  • European Commission (224297)
  • Fundação de Amparo à Pesquisa do Estado de São Paulo (05/56933-9)
Topics
  • Health Sciences › Medicine › Radiology, Nuclear Medicine and Imaging › Cardiac Imaging and Diagnostics
  • Physical Sciences › Computer Science › Computer Vision and Pattern Recognition › Medical Image Segmentation Techniques
  • Health Sciences › Medicine › Surgery › Coronary Interventions and Diagnostics
Keywords
coronary arteries, atherosclerotic plaque, plaque morphology, 3D reconstruction, CT angiography, intravascular ultrasound, plaque characterization, calcium volume, vessel wall volume, centerline extraction, image registration, coronary CT angiography
MeSH terms
Algorithms, Coronary Vessels, Humans, Tomography, X-Ray Computed, Coronary Angiography, Ultrasonography, Interventional, Imaging, Three-Dimensional, Plaque, Atherosclerotic

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