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

Oculomotor phenomena in petit-mal.

J Bogacz1, D Bogacz, A Bogacz

  • 1Laboratorio de Neurofisiología Clínica, Instituto de Neurología, Hospital de Clínicas, Montevideo, Uruguay.

Clinical Neurophysiology : Official Journal of the International Federation of Clinical Neurophysiology
|May 29, 2000
PubMed
Summary
This summary is machine-generated.

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

Low placental angiotensin-converting enzyme expression is related to fetal small for gestational age but not to metabolic control in type 1 diabetic pregnancies.

Journal of physiology and pharmacology : an official journal of the Polish Physiological Society·2022
Same author

The Importance of New Generation Sequencing (NGS) HLA Typing in Renal Transplantation-Preliminary Report.

Transplantation proceedings·2018
Same author

The influence of the tumor necrosis factor-alpa-308G>A polymorphism on the efficacy of immunosuppressive therapy in patients after kidney transplantation.

Journal of physiology and pharmacology : an official journal of the Polish Physiological Society·2017
Same author

Polymorphisms of OPG and their relation to the mineral density of bones in pre- and postmenopausal women.

International immunopharmacology·2015
Same author

Polymorphism of vitamin D3 receptor and its relation to mineral bone density in perimenopausal women.

Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA·2014
Same author

CATECHOLAMINES AND β2-ADRENOCEPTOR GENE EXPRESSION BEFORE AND AFTER MAXIMAL INCREMENTAL CYCLE TEST IN YOUNG ICE HOCKEY PLAYERS: RELATION TO WORK PERFORMED.

Biology of sport·2014

Absence seizures involve specific eye movements and breathing changes. These occur after the initial brain wave discharge, suggesting brainstem involvement in the seizure progression.

Area of Science:

  • Neurology
  • Neurophysiology

Background:

  • Absence seizures are characterized by brief lapses in consciousness.
  • Understanding the precise timing of associated phenomena is crucial for diagnosis and management.

Purpose of the Study:

  • To investigate the temporal sequence of behavioral, oculomotor, and respiratory events during absence seizures.
  • To elucidate the relationship between electrographic discharges and these phenomena.

Main Methods:

  • Simultaneous video recording, electroencephalography (EEG), and respirograms were used in 5 patients with absence seizures.
  • Oculomotor phenomena included eye fluttering, deviation, and opening.

Main Results:

  • Oculomotor events commenced 1.67-3 seconds after electrographic discharge onset and concluded before it.

Related Experiment Videos

  • Eye-opening, staring, and upward movements were most common; downward movements and head version were not observed.
  • Respiratory changes, specifically apnea, occurred last in the sequence.

    • Conclusions:

    • Absence seizures exhibit a distinct temporal pattern: electrographic discharge, followed by oculomotor changes, and finally respiratory alterations.
    • The findings suggest that epileptic discharges initiate in cortical areas and subsequently involve brainstem centers controlling oculomotor and respiratory functions.