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Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
Imaging Studies for Cardiovascular System IV: CMRI01:21

Imaging Studies for Cardiovascular System IV: CMRI

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 IV: Magnetic Resonance Imaging

Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
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...
Radiological Investigation II: MRI and Ventilation Perfusion Scan01:30

Radiological Investigation II: MRI and Ventilation Perfusion Scan

Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...

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In Vivo Tracking of Edema Development and Microvascular Pathology in a Model of Experimental Cerebral Malaria Using Magnetic Resonance Imaging
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Intravascular magnetic resonance imaging.

Victor A Ferrari1, Robert L Wilensky

  • 1University of Pennsylvania School of Medicine, Philadelphia, PA 19104, USA. ferrariv@mail.med.upenn.edu

Topics in Magnetic Resonance Imaging : TMRI
|November 21, 2007
PubMed
Summary

This review covers intravascular magnetic resonance imaging (IV-MRI) advancements. It explores IV-MRI coils for plaque identification and future cardiovascular imaging strategies.

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Area of Science:

  • Cardiovascular Imaging
  • Medical Device Technology
  • Magnetic Resonance Imaging

Background:

  • Intravascular imaging is crucial for diagnosing cardiovascular diseases.
  • Current limitations exist in visualizing and characterizing atherosclerotic plaque non-invasively.
  • Magnetic Resonance Imaging (MRI) offers high-resolution soft-tissue contrast.

Purpose of the Study:

  • To review the state-of-the-art in intravascular magnetic resonance imaging (IV-MRI).
  • To discuss the role of intravascular coils in IV-MRI.
  • To explore future directions for coronary and cardiovascular imaging using IV-MRI.

Main Methods:

  • Literature review of current intravascular MRI techniques.
  • Analysis of intravascular coil designs and their application.
  • Discussion of plaque identification and characterization strategies.

Main Results:

  • Intravascular coils are key for high-resolution IV-MRI.
  • IV-MRI enables detailed plaque identification and characterization.
  • Emerging strategies promise enhanced coronary and cardiovascular imaging.

Conclusions:

  • IV-MRI is a rapidly advancing field with significant potential.
  • Further development of intravascular coils will improve diagnostic capabilities.
  • IV-MRI is poised to become a vital tool in cardiovascular medicine.