Arrhythmia

Catheter ablation of atrial fibrillation in heart failure reduces mortality and hospitalization: The CASTLE-AF trial

Compared with medical therapy alone, catheter ablation of atrial fibrillation in patients with heart failure reduced the risk for all-cause mortality and hospitalization.

Targeting Underlying Conditions May Improve Sinus Rhythm in Atrial Fibrillation

Targeting Underlying Conditions May Improve Sinus Rhythm in Atrial Fibrillation

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Patients with persistent atrial fibrillation who received targeted therapy saw improvements in sinus rhythm as well as reductions in blood pressure, cholesterol, and weight.

A 56-Year-Old Man With Flu-Like Symptoms Presents With Palpitations

A 56-Year-Old Man With Flu-Like Symptoms Presents With Palpitations

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A 56-year-old man with improved flu-like symptoms, but marked shortness of breath and palpitations, presents to an urgent care center.

A 45-Year-Old Man Presents to the ED With Shortness of Breath, Confusion

A 45-Year-Old Man Presents to the ED With Shortness of Breath, Confusion

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A 45-year-old man presents to the emergency department with some mental confusion and near syncope.

Device Recall: HeartStart MRx Defibrillator Gas Chamber Tube Defect

Device Recall: HeartStart MRx Defibrillator Gas Chamber Tube Defect

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The HeartStart MRx defibrillator may fail at any time, including during repeated shocks while in AED mode.

Atrial Fibrillation Treated With LAA Occlusion Reduces Thromboembolism Risk

Atrial Fibrillation Treated With LAA Occlusion Reduces Thromboembolism Risk

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Surgical left atrial appendage occlusion is associated with a lower risk for thromboembolism-related hospital readmission in older patients with atrial fibrillation who undergo cardiac surgery.

Dyspnea at Rest, Productive Cough, and Chest Tightness in an Elderly Man

Dyspnea at Rest, Productive Cough, and Chest Tightness in an Elderly Man

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An elderly man with hypertension, diabetes and COPD presents to the ED with dyspnea on exertion with a productive cough and chest tightness.

Atrial Fibrillation With Heart Failure: Better Outcomes With Ablation

Atrial Fibrillation With Heart Failure: Better Outcomes With Ablation

Catheter ablation was associated with a significant reduction in a composite end point of death from any cause or hospitalization for worsening heart failure in patients with atrial fibrillation.

Effect of Left Bundle Branch Block on LV Function

Effect of Left Bundle Branch Block on LV Function

Left bundle branch block is associated with a smaller degree of left ventricular ejection fraction improvement.

Cardiovascular Function Improvements Noted With Sauna Exposure

Cardiovascular Function Improvements Noted With Sauna Exposure

Sauna exposure is associated with improvements in cardiovascular function and arterial compliance.

Brugada Syndrome Symptoms Managed by Implantable Cardioverter-Defibrillators

Brugada Syndrome Symptoms Managed by Implantable Cardioverter-Defibrillators

In a recent study, implantable cardioverter-defibrillators treated sustained ventricular arrhythmias, including shocks and antitachycardia.

CPR: Updated Treatment Consensus From International Liaison Committee on Resuscitation

CPR: Updated Treatment Consensus From International Liaison Committee on Resuscitation

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The International Liaison Committee on Resuscitation released an updated consensus on cardiopulmonary resuscitation and emergency cardiovascular care.

Ischemic Stroke Risk in Atrial Flutter vs Fibrillation

Ischemic Stroke Risk in Atrial Flutter vs Fibrillation

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Patients with atrial fibrillation have a higher risk for ischemic stroke compared with patients with atrial flutter.

Safety of MRI Magnetic Field Examined for Legacy Pacemakers

Safety of MRI Magnetic Field Examined for Legacy Pacemakers

MRI conducted at a strength of 1.5 Tesla is safe for patients with a legacy pacemaker or implantable cardioverter-defibrillator system.

Ventricular Arrhythmia With Continuous-Flow Left Ventricular Assist Devices

Ventricular Arrhythmia With Continuous-Flow Left Ventricular Assist Devices

Early ventricular arrhythmias are linked to significantly reduced survival for patients post contemporary continuous flow left ventricular assist device implantation.

Bleeding, Thromboembolic Events With Apixaban Interruption During Afib Ablation

Bleeding, Thromboembolic Events With Apixaban Interruption During Afib Ablation

Uninterrupted and minimally interrupted apixaban are associated with low rates of thromboembolic events in patients undergoing catheter ablation for nonvalvular afib.

Electrocardiogram Use for Afib, CVD Prevention Reviewed by USPSTF

Electrocardiogram Use for Afib, CVD Prevention Reviewed by USPSTF

Current evidence is inadequate to assess benefits and harms of ECG screening for atrial fibrillation.

Ventricular Tachycardia Risk Reduced With Stereotactic Body Radiation

Ventricular Tachycardia Risk Reduced With Stereotactic Body Radiation

The burden of ventricular tachycardia can be reduced with noninvasive mapping of cardiac arrhythmias and noninvasive delivery of ablative radiation

Hydroquinidine Reduces Life-Threatening Arrhythmic Events in Short QT Syndrome

Hydroquinidine Reduces Life-Threatening Arrhythmic Events in Short QT Syndrome

Hydroquinidine treatment reduces life-threatening arrhythmic events in short QT syndrome.

Bleeding Risk, Stroke Outcomes With Edoxaban vs Enoxaparin-Warfarin for Cardioversion of Atrial Fibrillation

Bleeding Risk, Stroke Outcomes With Edoxaban vs Enoxaparin-Warfarin for Cardioversion of Atrial Fibrillation

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In patients with atrial fibrillation at high risk for stroke, edoxaban is associated with lower rates of cardiovascular death events.

Guidelines for Point-of-Care Use of Transesophageal Echocardiography in Cardiac Arrest Resuscitation

Guidelines for Point-of-Care Use of Transesophageal Echocardiography in Cardiac Arrest Resuscitation

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Transesophageal echocardiography offers many clinical benefits in patients with cardiac arrest compared with transthoracic echocardiography.

Short-Run Atrial Tachyarrhythmia Associated With Increased Stroke Risk

Short-Run Atrial Tachyarrhythmia Associated With Increased Stroke Risk

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Patients who had short-run atrial tachyarrhythmia experienced significantly higher rates of stroke compared with patients who did not have short-run atrial tachyarrhythmia.

Effect of Cardiologist Care on New-Onset Atrial Fibrillation Outcomes

Effect of Cardiologist Care on New-Onset Atrial Fibrillation Outcomes

In patients with new-onset atrial fibrillation, cardiologist care is associated with lower rates of death.

Renal Function Outcomes in Atrial Fibrillation With Oral Anticoagulation Therapy

Renal Function Outcomes in Atrial Fibrillation With Oral Anticoagulation Therapy

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Patients with atrial fibrillation who are treated with oral anticoagulants often experience renal function decline.

Warfarin Chemical Stability Not Affected by Repackaging Into Dose Administration Aids

Warfarin Chemical Stability Not Affected by Repackaging Into Dose Administration Aids

The chemical stability of warfarin sodium tablets is not affected by repackaging into dose administration aids.

Leukocyte Telomere Length as Potential Biomarker for Atrial Fibrillation

Leukocyte Telomere Length as Potential Biomarker for Atrial Fibrillation

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No significant association was found between atrial fibrillation risk and leukocyte telomere length.

Atrial Fibrillation Detected on Apple Watch Heart Rhythm Device

Atrial Fibrillation Detected on Apple Watch Heart Rhythm Device

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FDA has cleared the KardiaBand device to recordtheir EKG to detect normal heart rhythms and atrial fibrillation.

Antithrombotic Therapy for Atrial Fibrillation and Valvular Heart Disease: New Joint Consensus Statement

Antithrombotic Therapy for Atrial Fibrillation and Valvular Heart Disease: New Joint Consensus Statement

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A new consensus statement provides updated guidelines for antithrombotic therapy in patients with atrial fibrillation associated with valvular heart disease.

Heart Rate Variability May Help Differentiate Psychiatric Disorders

Heart Rate Variability May Help Differentiate Psychiatric Disorders

Heart rate variability can differentiate major depressive disorder from depression in bipolar disorder.

ACC Expert Consensus: Management of Bleeding Associated With Oral Anticoagulants

ACC Expert Consensus: Management of Bleeding Associated With Oral Anticoagulants

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The American College of Cardiology released an expert consensus decision pathway intended to guide clinicians in managing bleeding in patients treated with anticoagulation.

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