Atrial tachycardia is an unusually fast heartbeat that originates in the atria, or upper chambers, of the heart. It is a type of supraventricular tachycardia (SVT). This means it begins above the ...

May 6, 2011 (San Francisco, California) — An analysis from the ALTITUDE study, in which patients with primary-prevention implantable cardioverter-defibrillators (ICDs), with or without biventricular ...

Please provide your email address to receive an email when new articles are posted on . Sick sinus syndrome, also known as SSS, was first described in 1968. It is a syndrome due to primary ...

Conclusion Palpitation, tachycardia, and dysrhythmia have been associated with COVID-19 infection. Sinus tachycardia is the most reported rhythm disturbance and usually results from a variety of ...

Atrial flutter is similar to atrial fibrillation in that the rhythm originates in the atrium and causes a narrow complex tachycardia, which carries thromboembolic risk. Typical atrial flutter results ...