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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...
Multiple Sclerosis l: Introduction01:19

Multiple Sclerosis l: Introduction

Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...
Imaging Studies IV: Magnetic Resonance Imaging01:27

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 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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Updated: Jul 4, 2026

Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla
08:51

Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla

Published on: February 19, 2021

[Magnetic resonance imaging in multiple sclerosis].

Masaya Oda1, Fukashi Udaka

  • 1Department of Neurology, Sumitomo Hospital.

Nihon Rinsho. Japanese Journal of Clinical Medicine
|June 11, 2008
PubMed
Summary
This summary is machine-generated.

Magnetic resonance imaging (MRI) is crucial for diagnosing multiple sclerosis (MS). Advanced MRI techniques can detect subtle changes in the brain and spinal cord, aiding in early and accurate MS diagnosis.

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Last Updated: Jul 4, 2026

Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla
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Published on: February 19, 2021

Positron Emission Tomography Imaging for In Vivo Measuring of Myelin Content in the Lysolecithin Rat Model of Multiple Sclerosis
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Diffusion Tensor Magnetic Resonance Imaging in the Analysis of Neurodegenerative Diseases
09:33

Diffusion Tensor Magnetic Resonance Imaging in the Analysis of Neurodegenerative Diseases

Published on: July 28, 2013

Area of Science:

  • Neurology
  • Radiology
  • Immunology

Context:

  • Multiple sclerosis (MS) diagnosis relies heavily on neuroimaging.
  • Clinically isolated syndromes require definitive diagnostic criteria.
  • Aquaporin-4 autoantibodies are implicated in specific MS subtypes.

Purpose:

  • To highlight the role of brain and spinal MRI in diagnosing MS.
  • To explain how McDonald criteria utilize MRI for MS diagnosis.
  • To discuss advanced MRI techniques for detecting MS pathology.

Summary:

  • Brain and spinal MRI are essential for diagnosing MS, utilizing McDonald criteria for dissemination in space and time.
  • Long spinal cord lesions on MRI are indicative of opticospinal MS with aquaporin-4 autoantibodies.
  • Advanced MRI methods like spectroscopy and diffusion tensor imaging reveal white matter changes in MS.

Impact:

  • Improved diagnostic accuracy for multiple sclerosis.
  • Earlier identification of MS subtypes like opticospinal MS.
  • Enhanced understanding of MS pathophysiology through advanced imaging.