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Related Concept Videos

Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

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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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Imaging Studies for Cardiovascular System IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

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Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
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Imaging Studies for Cardiovascular System III: X-Ray01:20

Imaging Studies for Cardiovascular System III: X-Ray

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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...
300
Imaging Studies VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

64
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...
64
Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT01:25

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT

129
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...
129
Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

493
Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion,...
493

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New Promising Targets for Imaging in Cardiovascular Diseases.

Mia Ståhle1, Cristina Popescu2, Christoph Rischpler3

  • 1Turku PET Centre, Turku University Hospital and University of Turku, Turku, Finland; Turku Collegium for Science, Medicine and Technology, University of Turku, Turku, Finland.

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Molecular imaging advances cardiovascular disease diagnosis by visualizing molecular processes like inflammation and fibrosis. Novel radiotracers enable precision cardiology through advanced imaging-driven phenotyping.

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Area of Science:

  • Cardiovascular molecular imaging
  • Radiopharmaceutical development
  • Precision cardiology

Background:

  • Cardiovascular diseases (CVDs) are a leading cause of death, driven by molecular processes like inflammation and fibrosis.
  • Conventional imaging lacks molecular-level insight into CVD pathophysiology.
  • There's a need for novel radiotracers targeting key CVD mechanisms.

Purpose of the Study:

  • To review the latest molecular imaging tracers for cardiovascular applications.
  • To focus on biological rationale, evidence, and translational challenges.
  • To highlight the potential for precision cardiology.

Main Methods:

  • Review of emerging radiopharmaceuticals for molecular imaging in CVD.
  • Categorization of tracers by mechanistic targets (fibrosis, stress, metabolism, thrombosis, inflammation).
  • Assessment of preclinical and clinical evidence for novel tracers.

Main Results:

  • Novel tracers enable visualization of myocardial fibrosis, cardiomyocyte stress, and metabolic alterations.
  • New tracers are in development for thrombosis, vascular inflammation, and plaque instability.
  • Emerging targets include cellular senescence and gut-derived inflammatory pathways.

Conclusions:

  • Molecular imaging represents a paradigm shift towards imaging-driven phenotyping of cardiovascular disease.
  • Advanced radiotracers offer potential for earlier diagnosis, risk stratification, and tailored treatments.
  • Integration of these tracers into clinical practice promises to advance precision cardiology.