Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Videos

Computer-analyzed EEG before and after bypass surgery. Quantification by a computerized wave form recognition method.

U Ito, H Tomita, M Matsuura

Clinical Neurology and Neurosurgery

|January 1, 1985

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

Percutaneous transcatheter right atrial stent placement for recurrent cor triatriatum dexter following initial surgical excision of right intra-atrial membrane in a dog.

Journal of veterinary cardiology : the official journal of the European Society of Veterinary Cardiology·2024

Same author

Therapeutic efficacy of intra-arterial docetaxel and nedaplatin infusion concomitant with radiotherapy for T4 maxillary sinus squamous cell carcinoma.

International journal of oral and maxillofacial surgery·2021

Same author

An experimental setup for creating and imaging <sup>4</sup>He<sub>2</sub> <sup>*</sup> excimer cluster tracers in superfluid helium-4 via neutron-<sup>3</sup>He absorption reaction.

The Review of scientific instruments·2020

Same author

CT and MRI characteristics for differentiating mediastinal Müllerian cysts from bronchogenic cysts.

Clinical radiology·2019

Same author

Successful glycemic control with three times a week degludec injection by medical staff for an elderly hemodialysis patient with type 2 diabetes.

Diabetology international·2019

Same author

Condyloma Acuminata of the Urethra in a Male Renal Transplant Recipient: A Case Report.

Transplantation proceedings·2018

Extracranial-intracranial arterial bypass surgery in stroke patients showed EEG changes in the affected hemisphere. While EEG initially worsened, gradual improvement was observed 3-6 months post-operation, though surgical benefit remained unclear.

Area of Science:

Neurology
Neurosurgery
Medical Imaging

Background:

Stroke patients with carotid circulation issues often undergo arterial bypass surgery.
Electroencephalography (EEG) is used to monitor brain activity.
Conventional EEG analysis relies on power spectrum, but waveform recognition offers better correlation with visual assessment.

Purpose of the Study:

To investigate chronological EEG changes before and after extracranial-intracranial arterial bypass surgery.
To evaluate the impact of surgery on brain electrical activity in stroke patients.

Main Methods:

Studied 12 patients with minor completed stroke in the carotid circulation.
Employed a waveform recognition method for EEG computer analysis, correlating well with visual assessment.

Related Experiment Videos

Analyzed EEG data chronologically before and after surgery.

Main Results:

EEG changes were primarily observed in the parietal, occipital, and temporal regions of the affected hemisphere.
EEG initially deteriorated up to 1 month post-surgery.
Gradual EEG improvement was noted at 3 and 6 months after the operation.

Conclusions:

EEG patterns evolve over time following extracranial-intracranial arterial bypass surgery.
While EEG shows changes and eventual improvement, direct causal link to surgical benefit requires further investigation.