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Related Concept Videos

Imaging Studies for Cardiovascular System V: CT01:28

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Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
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Related Experiment Video

Updated: Jun 29, 2026

Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans
04:40

Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans

Published on: August 28, 2018

[Coronary CT-angiography].

Helge Ose Velle1, Kristian Kolnes, Geir Høgalmen

  • 1Medisinsk avdeling, Volda sjukehus, 6100 Volda. helge.ose.velle@helse-sunnmore.no

Tidsskrift for Den Norske Laegeforening : Tidsskrift for Praktisk Medicin, Ny Raekke
|October 11, 2008
PubMed
Summary
This summary is machine-generated.

Multidetector-CT (MDCT) offers promising noninvasive coronary artery imaging, with excellent negative predictive value. However, challenges with stenosis assessment and radiation dose remain, warranting cautious optimism for its diagnostic future.

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Last Updated: Jun 29, 2026

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Time-Resolved, Dynamic Computed Tomography Angiography for Characterization of Aortic Endoleaks and Treatment Guidance via 2D-3D Fusion-Imaging
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Published on: December 9, 2021

Area of Science:

  • Cardiovascular Imaging
  • Radiology
  • Medical Diagnostics

Background:

  • Computed tomography (CT) advancements enable noninvasive coronary artery imaging.
  • Multidetector-CT (MDCT) scanners will soon be widespread in Norwegian hospitals.
  • Potential for decentralized diagnostics of coronary pathology exists if image quality is sufficient.

Purpose of the Study:

  • To review the current state and future potential of MDCT in coronary diagnostics.
  • To evaluate the diagnostic accuracy and limitations of MDCT for coronary artery disease.

Main Methods:

  • Non-systematic literature review.
  • Inclusion of authors' clinical experience.

Main Results:

  • 16 and 64 detector CT scanners show good results compared to invasive coronary angiography.
  • MDCT has an impressive predictive value for ruling out significant coronary pathology.
  • MDCT can overestimate stenosis, leading to false positive findings; image quality and radiation dose are ongoing concerns.

Conclusions:

  • MDCT is a valuable tool for excluding coronary artery disease.
  • Uncritical use is discouraged due to limitations in stenosis assessment and radiation exposure.
  • Continued technological evolution suggests a positive future outlook for MDCT in cardiology.