Jove
Visualize
Contáctanos
JoVE
x logofacebook logolinkedin logoyoutube logo
ACERCA DE JoVE
Visión GeneralLiderazgoBlogCentro de Ayuda JoVE
AUTORES
Proceso de PublicaciónConsejo EditorialAlcance y PolíticasRevisión por ParesPreguntas FrecuentesEnviar
BIBLIOTECARIOS
TestimoniosSuscripcionesAccesoRecursosConsejo Asesor de BibliotecasPreguntas Frecuentes
INVESTIGACIÓN
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchivo
EDUCACIÓN
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualCentro de Recursos para ProfesoresSitio de Profesores
Términos y Condiciones de Uso
Política de Privacidad
Políticas

Videos de Conceptos Relacionados

Disturbances in Heart Rhythm01:29

Disturbances in Heart Rhythm

1.2K
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...
1.2K
Dysrhythmias VI: Management of Dysrhythmias01:25

Dysrhythmias VI: Management of Dysrhythmias

104
Dysrhythmia management involves a multifaceted approach, incorporating pharmacological treatments, medical procedures, surgical interventions, lifestyle modifications, and patient education.Pharmacological ManagementAntiarrhythmic Drugs:Class I (Sodium Channel Blockers): This class includes quinidine and procainamide, which reduce the speed of impulse conduction in the heart, stabilize the cardiac membrane, and control arrhythmias. Quinidine and procainamide are Class IA agents that prolong the...
104
ECG Interpretation of Arrhythmias II: Atrial, Junctional and Ventricular Arrhythmias01:25

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

149
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...
149
Pulse rhythm01:30

Pulse rhythm

910
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
910
Dysrhythmias VII: Nursing Management of Dysrhythmias01:25

Dysrhythmias VII: Nursing Management of Dysrhythmias

102
Nursing management of dysrhythmias involves the following:AssessmentSubjective Assessment:The initial step involves gathering patient-reported symptoms such as dizziness, palpitations, and chest discomfort. It is crucial to collect a detailed history, including previous heart conditions, current medication use, and lifestyle factors like caffeine and alcohol consumption.Objective Assessment:This involves observing clinical signs such as jugular venous distention, cool and pale skin, and...
102
Rheumatic Heart Disease III: Medical Management01:21

Rheumatic Heart Disease III: Medical Management

29
Rheumatic heart disease (RHD) management can be divided into two main strategies: prevention and long-term management.Primary PreventionPrimary prevention focuses on timely diagnosis and management of group A streptococcal pharyngitis to prevent acute rheumatic fever. The most widely used antibiotic for treating this condition is intramuscular benzathine penicillin G.Acute Rheumatic Fever TreatmentThe primary treatment goal for a patient diagnosed with acute rheumatic fever is to suppress the...
29

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por
Same author

Impact of a balloon-in-basket pulsed field ablation catheter on oesophageal temperature changes during pulmonary vein isolation.

Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology·2026
Same author

Interactions of blood biomolecules with early rhythm control in atrial fibrillation patients: Exploratory analysis of the EAST-AFNET 4 Biomolecule Study.

Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology·2026
Same author

Edoxaban for Stroke Prevention in Atrial Fibrillation in Spain and Portugal: 4-Year Follow-Up of the Observational ETNA-AF-Europe Study.

Journal of clinical medicine·2026
Same author

Analgosedation for catheter ablation in deep sedation: comparison between cryoballoon and pulsed field ablation.

Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology·2026
Same author

AF-B-STEP: a global collaboration to reduce the burden of atrial fibrillation and advance its quantification and treatment.

European heart journal·2026
Same author

A titin truncating variant linked to atrial fibrillation increases atrial profibrotic signalling and cholinergic sensitivity.

Cardiovascular research·2026

Video Experimental Relacionado

Updated: Sep 1, 2025

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

33.5K

Control temprano del ritmo cardíaco en pacientes con fibrilación auricular y alta carga de comorbilidad

Andreas Rillig1,2, Katrin Borof1, Günter Breithardt3,4

  • 1Department of Cardiology, University Heart and Vascular Center (A.R., K.B., A.M., P.K.), University Medical Center Hamburg-Eppendorf, Germany.

Circulation
|August 15, 2022
PubMed
Resumen
Este resumen es generado por máquina.

El control temprano del ritmo cardíaco (ERC, por sus siglas en inglés) beneficia a los pacientes con fibrilación auricular y alto riesgo de accidente cerebrovascular (puntuación CHA2DS2-VASc ≥4). Sin embargo, la ERC puede aumentar los eventos adversos en pacientes con menos comorbilidades (puntuación CHA2DS2-VASc < 4).

Palabras clave:
Agentes antiarrítmicosFibrilación auricularAblación de la fibrilación auricularComorbilidadel fallecimientoel golpe

Más Videos Relacionados

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

83.8K
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

1.8K

Videos de Experimentos Relacionados

Last Updated: Sep 1, 2025

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

33.5K
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

83.8K
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

1.8K

Área de la Ciencia:

  • Cardiología
  • Ensayos clínicos
  • Tratamiento de la fibrilación auricular

Sus antecedentes:

  • El ensayo EAST-AFNET4 mostró que el control temprano del ritmo cardíaco (ERC, por sus siglas en inglés) reduce los eventos cardiovasculares en la fibrilación auricular de aparición reciente con factores de riesgo de accidente cerebrovascular.
  • La eficacia y la seguridad de ERC en pacientes con múltiples comorbilidades cardiovasculares siguen sin estar claras.

Objetivo del estudio:

  • Comparar la eficacia y la seguridad de la ERC frente a la atención habitual (UC) en pacientes con una carga de comorbilidad más alta (puntuación CHA2DS2-VASc ≥4) y más baja.
  • Para analizar los resultados de ERC estratificados por carga de comorbilidad.

Principales métodos:

  • Subanálisis preespecificados del ensayo EAST-AFNET4.
  • Los pacientes se estratificaron en grupos de comorbilidad más altos (puntuación CHA2DS2-VASc ≥4) y más bajos (puntuación CHA2DS2-VASc < 4).
  • Se comparó la eficacia (resultado primario de eficacia compuesto) y la seguridad (resultado primario de seguridad) de ERC frente a UC dentro de los estratos.

Principales resultados:

  • En pacientes con mayor carga de comorbilidad (puntuación CHA2DS2-VASc ≥4), el ERC redujo significativamente el resultado primario de eficacia (HR, 0,64; P < 0,001) sin aumentar el resultado primario de seguridad (HR, 0,84; P=0,175).
  • En pacientes con menor carga de comorbilidad (puntuación CHA2DS2-VASc < 4), la ERC no redujo el resultado primario de eficacia (HR, 0, 93; P=0, 56) y aumentó el resultado primario de seguridad (HR, 1, 39; P=0, 019).
  • El análisis estratificado por sexo mostró una interacción significativa para los resultados de seguridad cuando se ignoró el sexo femenino (P=0,044).

Conclusiones:

  • Se recomienda el control temprano del ritmo (CRE) en pacientes con fibrilación auricular recientemente diagnosticada y una puntuación CHA2DS2-VASc de 4 o superior para reducir los resultados cardiovasculares adversos.
  • Los pacientes con menos comorbilidades (puntuación CHA2DS2-VASc < 4) pueden experimentar resultados menos favorables y mayores riesgos de seguridad con ERC en comparación con la atención habitual.