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Related Concept Videos

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT01:25

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT

Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...

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Related Experiment Video

Updated: Jun 27, 2026

Semi-Automated Planimetric Quantification of Dental Plaque Using an Intraoral Fluorescence Camera
09:34

Semi-Automated Planimetric Quantification of Dental Plaque Using an Intraoral Fluorescence Camera

Published on: January 27, 2023

How do you quantify noncalcified plaque?

Joanne D Schuijf1, Jeroen J Bax

  • 1Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands. j.d.schuijf@lumc.nl

Journal of Cardiovascular Computed Tomography
|December 17, 2008
PubMed
Summary

Multislice computed tomography (MSCT) can visualize coronary plaques, including noncalcified types linked to acute coronary syndrome. Standardized quantification of noncalcified plaque is needed for clinical relevance.

Area of Science:

  • Cardiovascular imaging
  • Radiology
  • Medical diagnostics

Background:

  • Multislice computed tomography (MSCT) offers advantages over conventional angiography by visualizing coronary lumen and plaques.
  • Identification of noncalcified plaques during contrast administration is of significant interest.
  • Retrospective studies suggest a link between noncalcified plaque components and acute coronary syndrome (ACS).

Purpose of the Study:

  • To address the need for a validated approach to quantify noncalcified coronary plaque.
  • To explore issues surrounding the identification and quantification of noncalcified plaque.
  • To translate observations of noncalcified plaque into clinically relevant data.

Main Methods:

  • Utilizes multislice computed tomography (MSCT) for coronary plaque visualization.

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Semi-Automated Planimetric Quantification of Dental Plaque Using an Intraoral Fluorescence Camera
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  • Focuses on the identification of both calcified and noncalcified plaques.
  • Discusses the challenges in quantifying noncalcified plaque components.

    • Main Results:

    • MSCT can identify both calcified and noncalcified coronary plaques.
    • Noncalcified plaque components are associated with acute coronary syndrome.
    • Standardized quantification methods for calcified plaque exist, but not for noncalcified plaque.

    Conclusions:

    • Noncalcified plaque may play a role in the development of coronary events.
    • A validated method for quantifying noncalcified plaque is currently unavailable.
    • Further research is needed to establish reliable quantification techniques for noncalcified plaque.