Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

9.7K
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...
9.7K
Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

283
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,...
283
Dementia01:30

Dementia

580
Dementia is a collective term for cognitive disorders primarily affecting memory, thinking, and reasoning. It is not a specific disease but a syndrome, with Alzheimer's disease being the most common cause, accounting for approximately 60-80% of cases. Other types include vascular dementia, Lewy body dementia, and frontotemporal dementia. Dementia affects millions worldwide, particularly older adults, though it is not a normal part of aging.
The progression of dementia is generally gradual....
580
Atomic Nuclei: Magnetic Resonance01:05

Atomic Nuclei: Magnetic Resonance

1.2K
The number of nuclear spins aligned in the lower energy state is slightly greater than those in the higher energy state. In the presence of an external magnetic field, as the spins precess at the Larmor frequency, the excess population results in a net magnetization oriented along the z axis. When a pulse or a short burst of radio waves at the Larmor frequency is applied along the x axis, the coupling of frequencies causes resonance and flips the nuclear spins of the excess population from the...
1.2K
Nuclear Magnetic Resonance (NMR): Overview01:07

Nuclear Magnetic Resonance (NMR): Overview

7.0K
Nuclear magnetic resonance (NMR) is a phenomenon exhibited by certain nuclei that can absorb characteristic radio frequency radiation under certain conditions. NMR has been extensively applied in molecular spectroscopy and medical diagnostic imaging. In both these applications, the molecule or subject under study is placed in a magnetic field and irradiated with radio frequency energy.
NMR spectroscopy generates a spectrum where the characteristic absorption frequencies of the sample are...
7.0K
Resonance02:52

Resonance

65.7K
The Lewis structure of a nitrite anion (NO2−) may actually be drawn in two different ways, distinguished by the locations of the N-O and N=O bonds.
65.7K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Imaging findings for mucinous tumors of the abdomen and pelvis.

Radiologia·2019
Same author

Midterm results of Magnum large head metal-on-metal total hip arthroplasty.

Revista espanola de cirugia ortopedica y traumatologia (English ed.)·2018
Same author

[Enterocolitis episodes in patients who have previously undergone Hirschsprung disease surgery].

Cirugia pediatrica : organo oficial de la Sociedad Espanola de Cirugia Pediatrica·2014
Same author

[Prognostic factors in hypertrophic pyloric stenosis].

Cirugia pediatrica : organo oficial de la Sociedad Espanola de Cirugia Pediatrica·2013
Same author

[Case 52. Pericecal hernia without intestinal obstruction].

Radiologia·2012
Same author

[Solution to case 51. Langerhans cell histiocytosis with early multisystemic involvement].

Radiologia·2012

Related Experiment Video

Updated: Feb 9, 2026

Using Retinal Imaging to Study Dementia
09:17

Using Retinal Imaging to Study Dementia

Published on: November 6, 2017

22.3K

Magnetic resonance imaging in dementia.

L Raposo Rodríguez1, D J Tovar Salazar1, N Fernández García1

  • 1Fundación Hospital de Jove, Gijón, Asturias, España.

Radiologia
|June 16, 2018
PubMed
Summary

Structural magnetic resonance imaging (MRI) reveals characteristic atrophy patterns in common neurodegenerative dementias. These findings aid in confirming diagnostic suspicion for conditions like Alzheimer's disease and frontotemporal dementia.

Keywords:
Alzheimer's diseaseAtrofiaAtrofia multisistémicaAtrophyDemenciaDemencia frontotemporalDemencia vascularDementiaEnfermedad de AlzheimerEnfermedad de ParkinsonFrontotemporal dementiaMagnetic resonance imagingMultiple system atrophyParkinson's diseaseParálisis supranuclear progresivaProgressive supranuclear palsyResonancia magnéticaVascular dementia

More Related Videos

Multiple-mouse Neuroanatomical Magnetic Resonance Imaging
09:08

Multiple-mouse Neuroanatomical Magnetic Resonance Imaging

Published on: February 27, 2011

16.4K
Quantifying Mixing using Magnetic Resonance Imaging
07:33

Quantifying Mixing using Magnetic Resonance Imaging

Published on: January 25, 2012

11.4K

Related Experiment Videos

Last Updated: Feb 9, 2026

Using Retinal Imaging to Study Dementia
09:17

Using Retinal Imaging to Study Dementia

Published on: November 6, 2017

22.3K
Multiple-mouse Neuroanatomical Magnetic Resonance Imaging
09:08

Multiple-mouse Neuroanatomical Magnetic Resonance Imaging

Published on: February 27, 2011

16.4K
Quantifying Mixing using Magnetic Resonance Imaging
07:33

Quantifying Mixing using Magnetic Resonance Imaging

Published on: January 25, 2012

11.4K

Area of Science:

  • Neurology
  • Radiology
  • Neuroimaging

Background:

  • Neurodegenerative dementias represent a significant global health challenge.
  • Accurate diagnosis is crucial for patient management and therapeutic strategies.
  • Structural magnetic resonance imaging (MRI) is a key tool in the diagnostic workup.

Purpose of the Study:

  • To detail the principal structural MRI findings in prevalent neurodegenerative dementias.
  • To illustrate imaging patterns associated with Alzheimer's disease, vascular dementia, dementia with Lewy bodies, frontotemporal dementia variants, progressive supranuclear palsy, multiple system atrophy variants, Parkinson dementia, and corticobasal degeneration.

Main Methods:

  • Review of key structural MRI findings.
  • Description of characteristic patterns of brain atrophy.
  • Correlation of imaging findings with specific dementia diagnoses.

Main Results:

  • Specific patterns of regional brain atrophy are observed in different neurodegenerative dementias.
  • While not entirely unique, these patterns offer predictive value for certain conditions.
  • MRI findings can support or refine the clinical diagnosis of dementia.

Conclusions:

  • MRI's role extends beyond excluding other causes; it actively aids in diagnosing neurodegenerative dementias.
  • Characteristic atrophy patterns, though not pathognomonic, are valuable for diagnostic confirmation.
  • Radiologists must be knowledgeable about these specific MRI findings to improve dementia diagnosis.