Bradycardia
| Bradycardia | |
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Bradycardia Microchapters |
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Diagnosis |
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Treatment |
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Case Studies |
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Bradycardia On the Web |
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American Roentgen Ray Society Images of Bradycardia |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: M.Umer Tariq [2]
Overview
Classification
| Bradyarrhythmia | |||||||||||||||||||||||||||||||||||||||||||
| The origin of the impulse: Atria | The origin of the impulse: AV junction | The origin of the impulse: Ventricles | |||||||||||||||||||||||||||||||||||||||||
| Sinus node dysfunction: Respiratory sinus arrhythmia Sinus bradycardia Sinoatrial block Sinus arrest Sick sinus syndrome | Abnormality in the atria: Low atrial focus bradycardia Atrial bigeminy | AV node dysfunction: First degree AV block Second degree AV block Complete or third-degree AV block | Junctional escape rhythm Junctional bigeminy | Isorhythmic A-V dissociation Slow VT (idioventricular rhythm) Ventricular escape rhythm | |||||||||||||||||||||||||||||||||||||||
Pathophysiology
Causes
Differentiating Bradycardia from other Conditions
Epidemiology and Demographics
Risk Factors
Screening
Natural History, Complications and Prognosis
Diagnosis
History and Symptoms | Physical Examination | Laboratory Findings | Electrocardiogram | Chest X Ray | CT | Echocardiography | Other Diagnostic Studies
Treatment
Medical Therapy | Surgery | Primary Prevention | Secondary Prevention | Cost-Effectiveness of Therapy | Future or Investigational Therapies