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

Introduction Cardiac Emergencies01:30

Introduction Cardiac Emergencies

56
Cardiac emergencies are critical situations involving the heart that require immediate medical intervention to prevent severe complications or death. These emergencies often arise from underlying heart conditions that impair the heart's ability to function correctly.Types of Cardiac EmergenciesThe most common types of cardiac emergencies include Acute Coronary Syndrome (ACS), myocardial infarction (MI), cardiac arrest, and heart failure.Acute Coronary Syndrome (ACS)Acute Coronary Syndrome (ACS)...
56
Coronary Artery Disease III: Clinical Manifestations01:30

Coronary Artery Disease III: Clinical Manifestations

53
Coronary Artery Disease (CAD) is a primary health risk worldwide, leading to significant morbidity and mortality. The condition arises from the buildup of atherosclerotic plaques within the coronary arteries, resulting in diminished blood supply to the heart muscle.The clinical manifestations of CAD vary widely, from asymptomatic stages to severe, life-threatening conditions. Understanding these manifestations is crucial for early diagnosis and effective management.Angina Pectoris: The Warning...
53
Dysrhythmias III: Characteristics of Dysrhythmias01:29

Dysrhythmias III: Characteristics of Dysrhythmias

138
Dysrhythmias, also known as arrhythmias, are irregular heart rhythms that result from abnormal electrical activity in the heart, affecting its ability to circulate blood efficiently. Tachyarrhythmias, a subset of dysrhythmias, are characterized by abnormally fast heart rates exceeding 100 beats per minute. Here are some types of tachyarrhythmias with their distinct ECG features:Sinus Tachycardia:Sinus tachycardia presents a regular heart rhythm with an increased rate of 101-180 beats per...
138
Disturbances in Heart Rhythm01:29

Disturbances in Heart Rhythm

1.3K
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...
1.3K
Mechanism of Cardiac Arrhythmias01:28

Mechanism of Cardiac Arrhythmias

1.1K
Arrhythmias are irregular heart rhythms occurring when the heart's electrical impulses become abnormal. These disturbances can lead to various symptoms, depending on their severity and the underlying cause. Some common factors contributing to arrhythmias include hypoxia, ischemia, electrolyte imbalances, excessive catecholamine exposure, drug toxicity, and muscle overstretching. Arrhythmias can be classified into two main types based on the rate and site of origin of abnormal heart rhythms.
1.1K
Dysrhythmias II: Classification of Tachyarrhythmias01:28

Dysrhythmias II: Classification of Tachyarrhythmias

148
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...
148

You might also read

Related Articles

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

Sort by
Same author

HRS phosphorylation drives immunosuppressive exosome secretion and restricts CD8<sup>+</sup> T-cell infiltration into tumors.

Nature communications·2022
Same author

Bivalirudin anticoagulation in neonates and infants undergoing cardiac surgery.

Journal of cardiothoracic and vascular anesthesia·2022
Same author

Umbilical Nodule Metastasis from Unknown Primary: Diagnostic and Therapeutic Dilemma.

Surgery journal (New York, N.Y.)·2022
Same author

Case Report: Secondary Hemophagocytic Lymphohistiocytosis (sHLH) and <i>Candida auris</i> Fungemia in Post-acute COVID-19 Syndrome: A Clinical Challenge.

Frontiers in medicine·2022
Same author

Umbilical Artery Systolic/Diastolic Ratio and Amniotic Fluid Index in Prediction of Adverse Perinatal Outcome in Term Pregnancies.

International journal of applied & basic medical research·2022
Same author

Lignocellulolytic enzymes from Aspergillus allahabadii for efficient bioconversion of rice straw into fermentable sugars and biogas.

Bioresource technology·2022

Related Experiment Video

Updated: Sep 30, 2025

Implantation of Electroencephalogram and Electrocardiogram Telemetry Devices in Neonatal Rabbit Kits
06:46

Implantation of Electroencephalogram and Electrocardiogram Telemetry Devices in Neonatal Rabbit Kits

Published on: February 28, 2025

447

Pattern of sudden cardiac deaths.

Gaurav Sharma1, Basappa S Hugar2, S Praveen2

  • 1Department of Forensic Medicine, Sarojini Naidu Medical College, Agra, India.

The Medico-Legal Journal
|March 17, 2022
PubMed
Summary

Sudden cardiac death (SCD) is a major cause of mortality. This study found coronary insufficiency in 64.63% of SCD cases, predominantly affecting males aged 31-50 years.

Keywords:
Studyage groupsanalysispredisposing factorsratio of sexessudden cardiac deaths

More Related Videos

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis
18:11

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

Published on: December 28, 2012

24.4K
Dual-Dye Optical Mapping of Hearts from RyR2R2474S Knock-In Mice of Catecholaminergic Polymorphic Ventricular Tachycardia
09:36

Dual-Dye Optical Mapping of Hearts from RyR2R2474S Knock-In Mice of Catecholaminergic Polymorphic Ventricular Tachycardia

Published on: December 22, 2023

1.4K

Related Experiment Videos

Last Updated: Sep 30, 2025

Implantation of Electroencephalogram and Electrocardiogram Telemetry Devices in Neonatal Rabbit Kits
06:46

Implantation of Electroencephalogram and Electrocardiogram Telemetry Devices in Neonatal Rabbit Kits

Published on: February 28, 2025

447
A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis
18:11

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

Published on: December 28, 2012

24.4K
Dual-Dye Optical Mapping of Hearts from RyR2R2474S Knock-In Mice of Catecholaminergic Polymorphic Ventricular Tachycardia
09:36

Dual-Dye Optical Mapping of Hearts from RyR2R2474S Knock-In Mice of Catecholaminergic Polymorphic Ventricular Tachycardia

Published on: December 22, 2023

1.4K

Area of Science:

  • Forensic Medicine
  • Cardiology
  • Public Health

Background:

  • Sudden cardiac death (SCD) remains a leading cause of mortality despite advances in cardiac care.
  • Understanding the patterns of SCD is crucial for developing effective prevention strategies.

Purpose of the Study:

  • To investigate the epidemiological patterns and etiological factors of sudden cardiac deaths.
  • To analyze the characteristics of individuals experiencing SCD.

Main Methods:

  • Prospective study of medico-legal autopsies over 18 months.
  • Inclusion of cases meeting World Health Organization (WHO) criteria for SCD.
  • Exclusion of unknown cases and bodies in advanced decomposition.

Main Results:

  • Sudden cardiac deaths constituted 6.5% of total autopsies and 55% of sudden natural deaths.
  • The most affected age group was 31-50 years, with a male-to-female ratio of 10.7:1.
  • Coronary insufficiency, indicated by severe arterial stenosis, was the primary cause in 64.63% of cases.

Conclusions:

  • Sudden cardiac death disproportionately affects males in middle age.
  • Coronary insufficiency is the predominant cause of SCD in this population.
  • Findings highlight the need for targeted cardiovascular risk management.