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Related Concept Videos

Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

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Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for...
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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 VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

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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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Brain Imaging01:14

Brain Imaging

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Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans),  magnetic resonance imaging (MRI),  functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...
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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 I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

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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.
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Related Experiment Video

Updated: Dec 15, 2025

A Magnetic Resonance Imaging Protocol for Stroke Onset Time Estimation in Permanent Cerebral Ischemia
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A Magnetic Resonance Imaging Protocol for Stroke Onset Time Estimation in Permanent Cerebral Ischemia

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[Stroke Imaging].

Sebastian F-X Winklhofer1, Zsolt Kulcsár1

  • 1Klinik für Neuroradiologie, Universitätsspital Zürich.

Therapeutische Umschau. Revue Therapeutique
|July 8, 2020
PubMed
Summary

Advanced stroke imaging techniques, including computed tomography (CT) and magnetic resonance imaging (MRI), are crucial for diagnosing stroke type and guiding timely, personalized treatment decisions. These methods help identify salvageable brain tissue, improving patient outcomes beyond traditional time windows.

Area of Science:

  • Neurology
  • Radiology
  • Medical Imaging

Background:

  • Imaging is essential for stroke diagnosis and therapy.
  • It differentiates between hemorrhagic and ischemic stroke, identifies causes, and estimates stroke onset.
  • Therapeutic decisions are increasingly guided by imaging findings.

Purpose of the Study:

  • To highlight the indispensable role of imaging in modern stroke management.
  • To explain how advanced imaging influences therapeutic decisions, especially for ischemic stroke.
  • To discuss the impact of imaging on treatment selection and prognosis.

Main Methods:

  • Utilizes computed tomography (CT) and magnetic resonance imaging (MRI) for stroke assessment.
  • Employs advanced imaging modalities to identify salvageable brain tissue.

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Author Spotlight: Integrated Photoacoustic, Ultrasound, and Angiographic Tomography (PAUSAT) for NonInvasive Whole-Brain Imaging of Ischemic Stroke
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Author Spotlight: Integrated Photoacoustic, Ultrasound, and Angiographic Tomography (PAUSAT) for NonInvasive Whole-Brain Imaging of Ischemic Stroke
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  • Considers criteria such as diagnosis, urgency, patient age, and scanner availability for modality selection.

    • Main Results:

    • Imaging distinguishes stroke types and aids in determining stroke time.
    • Mechanical thrombectomy candidates are identified using CT and MRI, extending treatment eligibility.
    • Advanced imaging enables individualized treatment decisions based on salvageable brain tissue, irrespective of time.

    Conclusions:

    • Imaging is pivotal for optimal stroke diagnosis and therapy.
    • Advanced CT and MRI techniques facilitate personalized treatment strategies for stroke patients.
    • The choice of imaging modality is based on clinical and logistical factors for effective stroke management.