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Related Concept Videos

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

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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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Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies01:20

Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies

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The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
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Imaging Studies for Cardiovascular System IV: CMRI01:21

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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 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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Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

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Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
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Vessel Wall Imaging in Cryptogenic Stroke.

Bhagya Sannananja1, Chengcheng Zhu2, Mahmud Mossa-Basha2

  • 1Department of Radiology and Imaging Sciences, Emory University School of Medicine, 1364 Clifton Road Northeast Suite BG20, Atlanta, GA 30322, USA.

Radiologic Clinics of North America
|March 17, 2023
PubMed
Summary

Cryptogenic strokes, often unexplained, may be diagnosed using advanced vessel wall imaging. This technique helps identify underlying causes, improving patient outcomes and stroke prevention strategies.

Keywords:
Cryptogenic strokeEmbolic stroke of undetermined sourceStrokeVessel wall imaging

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Area of Science:

  • Neurology
  • Vascular Imaging
  • Stroke Medicine

Background:

  • Cryptogenic strokes represent 10-40% of all stroke cases, lacking clear etiological identification via standard diagnostics.
  • Existing knowledge gaps necessitate further research into the mechanisms and diagnosis of these unexplained strokes.
  • Vessel wall imaging is emerging as a valuable tool for diagnosing and characterizing various vasculopathies.

Purpose of the Study:

  • To explore the utility of vessel wall imaging in the diagnostic workup of cryptogenic strokes.
  • To investigate how vessel wall imaging can reveal occult pathologies contributing to stroke.
  • To enhance the understanding of underlying disease processes for improved patient management and secondary stroke prevention.

Main Methods:

  • Review of current literature on cryptogenic stroke and vessel wall imaging.
  • Analysis of diagnostic yield of vessel wall imaging in stroke patients.
  • Correlation of imaging findings with etiological identification and patient outcomes.

Main Results:

  • Vessel wall imaging demonstrates increasing utility in diagnosing vasculopathies.
  • Application in stroke workup may uncover previously unidentified causes of cerebral infarction.
  • Promising evidence suggests improved understanding of disease processes.

Conclusions:

  • Rational use of vessel wall imaging in cryptogenic stroke evaluation can identify occult pathologies.
  • This advanced imaging modality holds potential for improving patient outcomes.
  • Further research can translate into enhanced secondary stroke prevention strategies.