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

Atherosclerosis IV: Nursing Management01:23

Atherosclerosis IV: Nursing Management

149
Nursing management for a patient with arteriosclerosis involves a comprehensive approach focusing on lifestyle modification, disease monitoring, education, and symptomatic care. Here is an overview of effective nursing strategies:Assessment and Monitoring: Initial and ongoing assessments are crucial. Nurses must document the patient's medical history, including any hypertension, diabetes, hyperlipidemia, and other cardiovascular diseases. Assessments also cover family history and lifestyle...
149
Disturbances in Heart Rhythm01:29

Disturbances in Heart Rhythm

2.0K
Arrhythmia or dysrhythmia refers to an abnormal heart rhythm caused by a defect in the heart's conduction system. It can cause the heart to beat irregularly, too quickly, or too slowly, leading to symptoms like chest pain, shortness of breath, and fainting. Factors such as stress, caffeine, alcohol, nicotine, cocaine, certain drugs, congenital defects, diseases, and electrolyte abnormalities can trigger arrhythmias.
Arrhythmias are categorized by their speed, rhythm, and origin. A slow heart...
2.0K
ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias01:25

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

257
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...
257
Rheumatic Heart Disease I: Introduction01:23

Rheumatic Heart Disease I: Introduction

186
Rheumatic heart disease or RHD is a chronic condition that results from rheumatic fever, causing permanent damage to the heart valves.Etiology and Risk FactorsIt primarily arises from rheumatic fever, an inflammatory disease that can develop after untreated or inadequately treated group A streptococcal (GAS) pharyngitis. Streptococcus spreads through direct contact with oral or respiratory secretions. While the bacteria are the causative agents, factors like malnutrition, overcrowding, poor...
186
Dysrhythmias II: Classification of Tachyarrhythmias01:28

Dysrhythmias II: Classification of Tachyarrhythmias

324
Tachyarrhythmias are a type of dysrhythmia where the heart rate exceeds 100 beats per minute. Here are some common types of tachyarrhythmias:Sinus TachycardiaSinus tachycardia originates from increased impulses from the sinus node, leading to an elevated heart rate. It is often triggered by stress, fever, or exercise.Patients may experience palpitations, a sensation of a racing heart, dizziness, and chest discomfort.Causes and Risk Factors: Common causes include physical exertion, emotional...
324
Regulation of Stroke Volume01:27

Regulation of Stroke Volume

4.4K
The regulation of stroke volume, which is the amount of blood the heart pumps out during each heartbeat, is critical for maintaining a healthy circulatory system. Stroke volume is influenced by three main factors: preload, contractility, and afterload.
Preload refers to the degree of stretch on the heart before it contracts. It's analogous to the stretching of a rubber band; the more it's stretched, the more forcefully it snaps back. This concept is encapsulated in the Frank-Starling law of the...
4.4K

You might also read

Related Articles

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

Sort by
Same author

Impact of Pre-Existing and Newly Diagnosed Atrial Fibrillation on Clinical Outcomes of Patients with Ischaemic Stroke Undergoing Endovascular Thrombectomy: Analysis of Local Data.

Journal of clinical medicine·2026
Same author

Thrombus formation, endogenous fibrinolysis and atrial fibrillation states in patients with ischaemic stroke: An assessment using global thrombosis test profiles.

Thrombosis research·2026
Same author

Maternal and Placental Antibody Responses in SARS-CoV-2 Vaccination and Natural Infection During Pregnancy.

The Pediatric infectious disease journal·2025
Same author

Should we continue to use tenofovir disoproxil fumarate/lamivudine/dolutegravir for treatment of pregnant women? Interpreting the PROMISE trial.

AIDS (London, England)·2024
Same author

Left Atrial Appendage Occlusion versus Direct Oral Anticoagulants in the Prevention of Ischaemic Stroke in Patients with Atrial Fibrillation.

Cerebrovascular diseases (Basel, Switzerland)·2024
Same author

Standard-dose versus double-dose dolutegravir in HIV-associated tuberculosis in South Africa (RADIANT-TB): a phase 2, non-comparative, randomised controlled trial.

The lancet. HIV·2023

Related Experiment Video

Updated: Nov 19, 2025

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation
23:33

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation

Published on: February 28, 2012

84.1K

Atrial Fibrillation and Stroke.

Hani Essa1, Andrew M Hill2, Gregory Y H Lip3

  • 1Liverpool Centre for Cardiovascular Science, University of Liverpool and Liverpool Heart and Chest Hospital, Thomas Drive, Liverpool L14 3PE, UK.

Cardiac Electrophysiology Clinics
|January 31, 2021
PubMed
Summary

Atrial fibrillation (AF) is a common heart rhythm disorder that significantly increases stroke risk. Promptly identifying AF in stroke patients and initiating oral anticoagulation can reduce stroke incidence by about 64%.

Keywords:
AFAtrial fibrillationCardioembolicEmbolic strokeStrokeWarfarin

More Related Videos

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
28:13

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation

Published on: February 26, 2013

33.7K
Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation
08:10

Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation

Published on: July 20, 2022

1.9K

Related Experiment Videos

Last Updated: Nov 19, 2025

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation
23:33

The WATCHMAN Left Atrial Appendage Closure Device for Atrial Fibrillation

Published on: February 28, 2012

84.1K
Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
28:13

Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation

Published on: February 26, 2013

33.7K
Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation
08:10

Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation

Published on: July 20, 2022

1.9K

Area of Science:

  • Cardiology
  • Neurology
  • Public Health

Background:

  • Atrial fibrillation (AF) is the most prevalent cardiac arrhythmia.
  • AF is a primary risk factor for stroke, heart failure, and sudden death.
  • Thromboembolic stroke risk arises from left atrial stasis and subsequent brain embolization.

Purpose of the Study:

  • To emphasize the critical need for AF detection in acute ischemic stroke patients.
  • To highlight the efficacy of oral anticoagulation in preventing AF-related strokes.
  • To introduce left atrial appendage occlusion as a potential stroke prevention strategy.

Main Methods:

  • Review of existing literature on atrial fibrillation and stroke.
  • Analysis of diagnostic yield for AF detection in acute ischemic stroke.
  • Evaluation of therapeutic interventions for stroke prevention in AF.

Main Results:

  • Up to 23.7% of acute ischemic stroke patients are eventually diagnosed with underlying AF.
  • Oral anticoagulation therapy reduces stroke incidence in AF patients by approximately 64%.
  • Left atrial appendage occlusion demonstrates promise as a stroke prevention method.

Conclusions:

  • Systematic AF screening is crucial for patients presenting with acute ischemic stroke.
  • Effective stroke prevention in AF is achievable through anticoagulation or occlusion therapies.
  • Further research into novel interventions like LAA occlusion is warranted.