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

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT01:25

Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT

951
Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
951
Electrocardiogram01:29

Electrocardiogram

10.3K
An electrocardiogram (ECG or EKG) is a critical diagnostic tool that records the electrical signals produced by the heart during each heartbeat. This recording is achieved through electrodes placed strategically on the arms, legs, and chest. The electrocardiograph amplifies these signals and produces 12 distinct tracings, offering a comprehensive understanding of the heart's electrical activity.
Three major waveforms are present in a typical ECG recording: the P wave, the QRS complex, and...
10.3K
Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

631
Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
631
ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias01:25

ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias

1.1K
Arrhythmia is a condition characterized by an irregular heart rhythm, with ECG changes that differ based on its origin and nature. The types of arrhythmias discussed below include atrial, junctional, and ventricular arrhythmias.Atrial ArrhythmiasPremature Atrial Complexes (PACs): PACs are early atrial beats caused by stress, caffeine, alcohol, electrolyte imbalances, hypoxia, hyperthyroidism, or certain medications (e.g., bronchodilators and decongestants). The ECG shows early P waves with an...
1.1K
ECG Interpretation of Rhythms01:24

ECG Interpretation of Rhythms

20.6K
An electrocardiogram (ECG)graphically represents the heart's electrical activity on ECG paper or a monitor.
Components of the Electrocardiogram
The primary components of a normal ECG waveform in Normal sinus rhythm(NSR) include the P wave, PR interval, QRS complex, ST segment, T wave, and occasionally a U wave.
ECG waveforms are divided by vertical and horizontal lines at standard intervals.
The horizontal axis measures time and rate, and the vertical axis measures amplitude or voltage....
20.6K
Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

941
Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion,...
941

You might also read

Related Articles

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

Sort by
Same author

Measurement of the Ground State Spin and Parity of ^{22}Al Disfavors Halo Formation.

Physical review letters·2026
Same author

High species richness in the lichen genus <i>Peltigera</i> (<i>Ascomycota, Lecanoromycetes</i>): 34 species in the dolichorhizoid and scabrosoid clades of section <i>Polydactylon</i>, including 24 new to science.

Persoonia·2024
Same author

Microsecond Isomer at the N=20 Island of Shape Inversion Observed at FRIB.

Physical review letters·2023
Same author

β^{+} Gamow-Teller Strengths from Unstable ^{14}O via the (d,^{2}He) Reaction in Inverse Kinematics.

Physical review letters·2023
Same author

Crossing N=28 Toward the Neutron Drip Line: First Measurement of Half-Lives at FRIB.

Physical review letters·2022
Same author

Constraining the ^{30}P(p, γ)^{31}S Reaction Rate in ONe Novae via the Weak, Low-Energy, β-Delayed Proton Decay of ^{31}Cl.

Physical review letters·2022
Same journal

First Trimester Screening for Preterm Preeclampsia in the United Kingdom: A Cost-Effectiveness Analysis.

BJOG : an international journal of obstetrics and gynaecology·2026
Same journal

Internal Consistency of the Hadlock Estimated Fetal Weight Reference: Methodological Analysis.

BJOG : an international journal of obstetrics and gynaecology·2026
Same journal

Indications and Efficacy of Progestogen-Monotherapy as Menopause Hormone Therapy: A Narrative Review.

BJOG : an international journal of obstetrics and gynaecology·2026
Same journal

Care Received by Migrant Women Who Died During or After Pregnancy: A National Confidential Case Note Review.

BJOG : an international journal of obstetrics and gynaecology·2026
Same journal

The Impact of Heavy Menstrual Bleeding on Quality of Life: A Mixed-Methods Survey Study.

BJOG : an international journal of obstetrics and gynaecology·2026
Same journal

Anatomical-Motor Level Discrepancy in Prenatal Diagnosis of Open Spinal Dysraphism: A 12-Year Retrospective Observational Study.

BJOG : an international journal of obstetrics and gynaecology·2026
See all related articles

Related Experiment Video

Updated: Apr 19, 2026

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice
06:07

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Published on: May 23, 2021

4.6K

Antenatal cardiotocogram quality and interpretation using computers.

G S Dawes1, M Lobb, M Moulden

  • 1Nuffleld Department of Obstetrics and Gynaecology, John Radcliffe Hospital, Oxford, OX3 9DU, UK.

BJOG : an International Journal of Obstetrics and Gynaecology
|December 10, 2014
PubMed
Summary
This summary is machine-generated.

Computerized fetal heart rate (FHR) analysis improves pregnancy monitoring by enhancing record quality and reducing analysis time. This technology offers more reliable interpretation than visual methods, suggesting a need for larger trials.

More Related Videos

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography
09:31

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography

Published on: January 27, 2023

1.9K
Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System
10:17

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Published on: April 11, 2025

2.3K

Related Experiment Videos

Last Updated: Apr 19, 2026

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice
06:07

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Published on: May 23, 2021

4.6K
Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography
09:31

Hemodynamic Precision in the Neonatal Intensive Care Unit using Targeted Neonatal Echocardiography

Published on: January 27, 2023

1.9K
Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System
10:17

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Published on: April 11, 2025

2.3K

Area of Science:

  • Obstetrics and Gynecology
  • Medical Informatics
  • Perinatal Medicine

Background:

  • Traditional fetal heart rate (FHR) analysis relies on visual interpretation, which can be subjective and prone to errors.
  • Objective quantification of FHR variation is crucial for accurate assessment of fetal well-being during pregnancy.
  • Computerized analysis offers a potential solution for standardized and objective FHR assessment.

Purpose of the Study:

  • To evaluate the practical application and benefits of computerized fetal heart rate (FHR) analysis in obstetric care.
  • To compare the quality and efficiency of computerized FHR analysis with traditional visual interpretation methods.
  • To investigate the reliability of FHR variation measurements using computerized tools.

Main Methods:

  • A randomized controlled trial involving 2869 pregnant women across a district general hospital and a teaching hospital.
  • Computerized FHR analysis was applied, with results either automatically revealed or concealed from operators.
  • Outcome measures included cardiotocogram quality, duration, quantitative FHR variation, and stillbirth rates.

Main Results:

  • Computerized analysis, with interactive operator guidance, significantly improved cardiotocogram quality, reducing signal loss by up to 28%.
  • Recording time was potentially reduced, and short-term FHR variation was quantitatively measured for the first time.
  • Evidence suggests visual interpretation of FHR variation is unreliable, leading to potential observer misinterpretation.

Conclusions:

  • Computerized fetal heart rate (FHR) analysis offers significant benefits, including improved record quality and time savings in obstetric practice.
  • The study provides prima facie evidence that visual estimation of FHR variation is unreliable.
  • A larger, more rigorously constrained trial is recommended to further validate the findings and clinical utility of computerized FHR analysis.