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

Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

18
A transient ischemic attack (TIA) is a brief episode of neurological dysfunction caused by a temporary, focal reduction in cerebral blood flow. Although symptoms resemble those of an ischemic stroke, the interruption in perfusion is short-lived and does not cause permanent infarction. TIAs are clinically important because they often serve as early warning events for future stroke.Mechanisms of Transient Cerebral IschemiaTransient cerebral ischemia may arise through several mechanisms. One...
18
Amnesia01:13

Amnesia

950
Amnesia is a condition marked by long-term memory loss, which impairs the ability to recall past events or create new memories.
The severity and duration of memory loss vary depending on the type and underlying cause. Amnesia is classified into two main types: retrograde and anterograde.
Retrograde amnesia is marked by the loss of memories formed before the onset of the condition. Patients may recall distant past events but often forget those occurring shortly before the incident.
Anterograde...
950

You might also read

Related Articles

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

Sort by
Same author

Paroxysmal slow waves mark ictal networks.

Epilepsia·2026
Same author

Pro-repair properties of a human embryonic stem cell-derived astrocyte cell therapy in demyelinating disorders.

Stem cell reports·2026
Same author

Neighborhood-informed positional information for precise cell identity specification.

Molecular systems biology·2026
Same author

The Impact of Minimal Residual Disease (MRD) Testing on the Decision-Making Process in Non-Small-Cell Lung Cancer (NSCLC).

Cancers·2026
Same author

Thoracoscopic lobectomy for early-stage non-small cell lung carcinoma: initial experience from a newly established Israeli center.

Journal of thoracic disease·2026
Same author

High-intensity exercise training alters gut microbiota to mitigate the development of experimental autoimmune encephalomyelitis.

Scientific reports·2026

Related Experiment Video

Updated: May 2, 2026

Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy
12:09

Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy

Published on: August 5, 2014

17.3K

Reversible functional connectivity disturbances during transient global amnesia.

Michael Peer1, Mor Nitzan, Ilan Goldberg

  • 1Department of Neurology, Hadassah Hebrew University Medical School, Jerusalem, Israel; Faculty of Medicine, Hadassah Hebrew University Medical School, Jerusalem, Israel.

Annals of Neurology
|March 14, 2014
PubMed
Summary
This summary is machine-generated.

Transient global amnesia (TGA) involves temporary memory loss. This study found reduced functional connectivity in the episodic memory network during TGA, which is reversible upon recovery.

Keywords:
AmnesiaMemoryResting-statefMRI

More Related Videos

Dynamic Inter-subject Functional Connectivity Reveals Moment-to-Moment Brain Network Configurations Driven by Continuous or Communication Paradigms
08:36

Dynamic Inter-subject Functional Connectivity Reveals Moment-to-Moment Brain Network Configurations Driven by Continuous or Communication Paradigms

Published on: March 21, 2019

8.3K
A Multimodal Imaging- and Stimulation-based Method of Evaluating Connectivity-related Brain Excitability in Patients with Epilepsy
08:23

A Multimodal Imaging- and Stimulation-based Method of Evaluating Connectivity-related Brain Excitability in Patients with Epilepsy

Published on: November 13, 2016

10.1K

Related Experiment Videos

Last Updated: May 2, 2026

Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy
12:09

Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy

Published on: August 5, 2014

17.3K
Dynamic Inter-subject Functional Connectivity Reveals Moment-to-Moment Brain Network Configurations Driven by Continuous or Communication Paradigms
08:36

Dynamic Inter-subject Functional Connectivity Reveals Moment-to-Moment Brain Network Configurations Driven by Continuous or Communication Paradigms

Published on: March 21, 2019

8.3K
A Multimodal Imaging- and Stimulation-based Method of Evaluating Connectivity-related Brain Excitability in Patients with Epilepsy
08:23

A Multimodal Imaging- and Stimulation-based Method of Evaluating Connectivity-related Brain Excitability in Patients with Epilepsy

Published on: November 13, 2016

10.1K

Area of Science:

  • Neuroscience
  • Cognitive Neurology
  • Medical Imaging

Background:

  • Transient global amnesia (TGA) is a condition characterized by sudden, temporary memory loss.
  • The exact pathophysiological basis of TGA remains unclear despite decades of research.
  • Current neuroimaging methods cannot evaluate TGA in real time.

Purpose of the Study:

  • To investigate the underlying neuroimaging basis of TGA.
  • To detect changes in the episodic memory network during the acute phase of TGA.
  • To identify a real-time neuroimaging correlate for TGA.

Main Methods:

  • Resting-state functional magnetic resonance imaging (fMRI) was employed.
  • 12 patients were scanned during the acute phase of TGA.
  • Connectivity and cluster analyses were performed on the episodic memory network.

Main Results:

  • A significant reduction in functional connectivity within the episodic memory network was observed during TGA.
  • This reduction was more pronounced in the hyperacute phase and demonstrated bilateral impairment.
  • The observed disturbance in the episodic memory network, including the hippocampus, was reversible after recovery.

Conclusions:

  • TGA is associated with a functional disturbance in the episodic memory network.
  • Resting-state fMRI provides a neuroimaging correlate for TGA during its acute phase.
  • The findings highlight the network-level impact of TGA on episodic memory.