Related Experiment Video

Updated: Jan 30, 2026

Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection
06:57

Author Spotlight: Advancing Cardiovascular Imaging - Introducing the Spatially Weighted Calcium Score for Early Disease Detection

Published on: September 22, 2023

1.5K

Coronary Computed Tomography Angiography and Calcium Scoring

Cheryl O DuBose, Kendall Youngman, Deanna Barymon

    Radiologic Technology
    |January 13, 2019
    PubMed

    Insights

    Computed tomography (CT) aids in diagnosing coronary artery disease (CAD) by visualizing narrowed arteries and calcified plaques. Advancements in CT technology have reduced radiation exposure during these crucial cardiac examinations.

    Area of Science:

    • Cardiology
    • Radiology
    • Medical Imaging

    Background:

    • Cardiovascular disease is a leading global cause of mortality.
    • Coronary artery disease (CAD) involves narrowed or blocked coronary arteries.
    • Computed tomography (CT) is a key diagnostic tool for CAD.

    Purpose of the Study:

    • To highlight the role of CT in diagnosing CAD.
    • To explain specific CT techniques used for CAD assessment.
    • To mention technological improvements in CT examinations.

    Main Methods:

    • Coronary CT angiography for visualizing arterial narrowing.
    • Coronary artery calcium scoring for detecting calcified plaques.
    • Utilizing technological advancements to minimize radiation exposure.

    Main Results:

    • CT effectively displays coronary artery stenosis.
    • CT identifies calcified plaques in coronary arteries.
    • Modern CT techniques offer reduced radiation doses.

    Conclusions:

    • CT imaging is vital for diagnosing CAD.
    • Coronary CT angiography and calcium scoring are essential diagnostic modalities.
    • Technological progress enhances the safety and efficacy of CT for CAD detection.

    More Related Videos

    Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans04:40

    Identifying Coronary Artery Calcification on Non-gated Computed Tomography Scans

    Published on: August 28, 2018

    16.0K
    Author Spotlight: Innovative Technique for Coronary Angiography in Marginal Donors06:25

    Author Spotlight: Innovative Technique for Coronary Angiography in Marginal Donors

    Published on: July 12, 2024

    850

    Related Concept Videos

    Computed Tomography01:10

    Computed Tomography

    Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
    The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
    8.3K
    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...
    480
    Imaging Studies III: Computed Tomography01:27

    Imaging Studies III: Computed Tomography

    DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
    365
    Introduction to z Scores01:06

    Introduction to z Scores

    A z score (or standardized value) is measured in units of the standard deviation. It tells you how many standard deviations the value x is above (to the right of) or below (to the left of) the mean, μ. Values of x that are larger than the mean have positive z scores, and values of x that are smaller than the mean have negative z scores. If x equals the mean, then x has a zero z score. It is important to note that the mean of the z scores is zero, and the standard deviation is one.
    z scores...
    11.2K
    Introduction to z Scores01:05

    Introduction to z Scores

    A z score (or standardized value) is measured in units of the standard deviation. It indicates how many standard deviations the value x is above (to the right of) or below (to the left of) the mean, μ. Values of x that are larger than the mean have positive z scores, and values of x that are smaller than the mean have negative z scores. If x equals the mean, then x has a zero z score. It is important to note that the mean of the z scores is zero, and the standard deviation is one.
    z scores...
    1.3K
    z Scores and Area Under the Curve01:17

    z Scores and Area Under the Curve

    z scores are the standardized values obtained after converting a normal distribution into a standard normal distribution. A z score is measured in units of the standard deviation. The z score tells you how many standard deviations the value x is above (to the right of) or below (to the left of) the mean, μ. Values of x that are larger than the mean have positive z scores, and values of x that are smaller than the mean have negative z scores. If x equals the mean, then x has a z score of...
    19.6K