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 Experiment Videos

Crossed cerebellar hyperperfusion in symptomatic epilepsy--two case reports.

A Umemura1, T Suzuka

  • 1Department of Neurosurgery, Hamamatsu Social Insurance Hospital, Shizuoka, Japan.

Neurologia Medico-Chirurgica
|March 18, 2000
PubMed
Summary

Complex partial seizures can cause reversed crossed cerebellar diaschisis, a phenomenon observed via ictal perfusion single photon emission computed tomography. This finding may link seizure spread to cerebellar atrophy in epilepsy patients.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Changes in intestinal mucosal permeability caused by nonprotein thiol loss in rats.

Pharmaceutical research·2013
Same author

Production of platelet-activating factor during focal cerebral ischemia and reperfusion in the rat.

Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association·2007
Same author

Perioperative evaluation of carotid endarterectomy by 3D-CT angiography with refined reconstruction: preliminary experience of CEA without conventional angiography.

British journal of neurosurgery·2004
Same author

Optimization of atrioventricular delay and follow-up in a patient with congestive heart failure and with bi-ventricular pacing.

Japanese heart journal·2002
Same author

The enigma of tolerance and chimerism: variable role of T cells and chimerism in induction of tolerance with bone marrow.

Transplantation proceedings·2001
Same author

B-mode flow imaging of the carotid artery.

Stroke·2001

Area of Science:

  • Neuroscience
  • Neurology
  • Medical Imaging

Background:

  • Complex partial seizures can manifest with diverse neurological symptoms.
  • Cerebral infarction and glioblastoma are significant neurological conditions.
  • Single photon emission computed tomography (SPECT) is a crucial neuroimaging technique.

Observation:

  • Two patients, one with cerebral infarction and another with cerebral glioblastoma, experienced complex partial seizures.
  • Ictal perfusion SPECT revealed an unusual pattern termed 'crossed cerebellar hyperperfusion' in both patients.
  • This observation represents a reversal of the typically seen crossed cerebellar diaschisis.

Findings:

  • Crossed cerebellar hyperperfusion, a reversed diaschisis, was identified during seizures.

Related Experiment Videos

  • The proposed mechanism involves the spread of seizure electrical activity via efferent pathways.
  • This phenomenon might be associated with cerebellar atrophy in individuals with chronic partial epilepsy.

    • Implications:

    • Understanding seizure propagation mechanisms is vital for epilepsy management.
    • This finding expands the understanding of functional brain changes during seizures.
    • Further research may elucidate the relationship between epilepsy, cerebellar changes, and neuroimaging findings.