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

[Quantitative hyperpnea in EEG (author's transl)].

W Geets

    Acta Neurologica Belgica
    |March 1, 1978
    PubMed
    Summary

    Children exhibit respiratory acidosis during hyperpnea tests, showing significant EEG changes compared to adults. Measuring end-tidal CO2 (PECO2) drop is crucial for interpreting hyperpnea-induced EEG alterations.

    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

    EEG and brainstem abnormalities after cerebral concussion. Short term observations.

    Acta neurologica Belgica·1985
    Same author

    [Early EEG in 300 cerebral concussions].

    Revue d'electroencephalographie et de neurophysiologie clinique·1985
    Same author

    [EEG and brain-stem evoked potentials in 125 recent concussions].

    Revue d'electroencephalographie et de neurophysiologie clinique·1983
    Same author

    [Ipsi- and contralateral ascending cochlear pathways. The II-III interval of the early auditory evoked potential].

    Acta neurologica Belgica·1983
    Same author

    [Long-term follow-up of epileptic fits in children. Influence of an early treatment (author's transl)].

    Acta neurologica Belgica·1980
    Same author

    [Epileptic headaches (author's transl)].

    Acta neurologica Belgica·1976

    Area of Science:

    • Respiratory Physiology
    • Neurophysiology
    • Clinical Diagnostics

    Context:

    • The hyperpnea test is used to assess respiratory and neurological responses.
    • Quantitative analysis of physiological parameters during hyperpnea is essential for accurate interpretation.
    • Age-related differences in respiratory CO2 regulation and EEG sensitivity are not fully understood.

    Purpose:

    • To investigate the quantitative relationship between end-tidal CO2 (PECO2) drop and electroencephalogram (EEG) changes during hyperpnea.
    • To compare these responses in normal children and adults.
    • To explore the diagnostic utility of hyperpnea testing in epilepsy.

    Summary:

    • Normal subjects were divided into pediatric (6-19.5 years) and adult (20-59.5 years) groups.
    • Children exhibited higher resting PECO2 and a sharper PECO2 decline during hyperpnea, indicating respiratory acidosis compared to adults.
    • EEG changes were observed in 45% of pediatric subjects but rarely in adults, with lower PECO2 levels in those with EEG changes. Epileptic subjects showed increased CO2 production.
    • The magnitude of PECO2 drop during hyperpnea significantly correlates with EEG alterations, suggesting the necessity of capnographic monitoring for test validity.

    Impact:

    • Establishes age-dependent physiological responses to hyperpnea, highlighting distinct respiratory acidosis in children.
    • Underscores the importance of measuring end-tidal CO2 (PECO2) variations for accurate interpretation of hyperpnea-induced EEG changes.
    • Recommends a standardized, quantitative hyperpnea test incorporating capnography for improved diagnostic accuracy, particularly in epilepsy evaluation.

    Related Experiment Videos