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Related Concept Videos

Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

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...
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...
Imaging Studies for Cardiovascular System III: X-Ray01:20

Imaging Studies for Cardiovascular System III: X-Ray

The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
Imaging Studies VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...

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Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression
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Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression

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The vulnerable coronary plaque: update on imaging technologies.

Gian Marco Rosa1, Matteo Bauckneht, Giovanni Masoero

  • 1Fabrizio Montecucco, MD, PhD, Division of Cardiology, Faculty of Medicine, Geneva University Hospital, Avenue de la Roseraie 64, 1211 Geneva 4, Switzerland, Tel.: +41 22 372 71 92, Fax: +41 22 382 72 45,

Thrombosis and Haemostasis
|June 28, 2013
PubMed
Summary

Identifying vulnerable plaque is crucial for preventing cardiac events. Current imaging techniques, when integrated, offer a more accurate assessment of plaque vulnerability than traditional stenosis measurements alone.

Keywords:
Vulnerable plaqueatherosclerosiscoronary arteriesimagingnuclear medicine

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Synthesis of Monocyte-targeting Peptide Amphiphile Micelles for Imaging of Atherosclerosis
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Area of Science:

  • Cardiology
  • Medical Imaging
  • Atherosclerosis Research

Background:

  • Vulnerable plaque rupture and thrombosis, not just arterial stenosis, precipitate most acute ischemic cardiac events.
  • Traditional methods focusing on luminal diameter are insufficient for comprehensive risk assessment.
  • Advances in imaging now allow detailed analysis of plaque morphology, composition, and inflammation.

Purpose of the Study:

  • To review current non-invasive and invasive imaging techniques for assessing coronary plaque vulnerability.
  • To evaluate the accuracy of these methods in identifying features linked to plaque destabilization.
  • To highlight the importance of integrating multiple imaging modalities.

Main Methods:

  • Narrative review of existing literature on cardiovascular imaging techniques.
  • Analysis of studies focusing on non-invasive and invasive methods for plaque characterization.
  • Synthesis of evidence regarding the accuracy of imaging in detecting vulnerable plaque components.

Main Results:

  • No single imaging technique is currently sufficient for precise assessment of atherosclerotic progression.
  • Integrated data from multiple imaging modalities show promise for improved understanding of plaque destabilization.
  • Various techniques can identify specific plaque components and morphological characteristics associated with vulnerability.

Conclusions:

  • A multi-modal imaging approach is superior to single techniques for evaluating coronary plaque vulnerability.
  • Accurate identification of vulnerable plaque characteristics is essential for predicting and preventing ischemic events.
  • Further research should focus on optimizing and integrating advanced imaging strategies.