Nowreen Haq

All articles by Nowreen Haq


I. Prevention of Sudden Cardiac Death with Implantable Cardioverter-Defibrillator Sudden cardiac death (SCD), defined as death from cardiac causes occurring within one hour of an acute change in cardiovascular status, is a significant public health problem, with the majority of these cases resulting from a structural cardiac abnormality, such as coronary artery disease. These abnormalities…

Bradycardia (bradyarrhythmias)

Bradycardia (bradyarrhythmias) I. Problem/Condition. Bradycardia is a slow heart rate, traditionally defined as a heart rate less than 60 beats per minute. Due to intrinsic variability in heart rate among individuals and during different times of day, it is difficult to ascertain how common bradycardia is in the general population. Given the variety of underlying…

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