Heart palpitations after eating? You’re not alone. These brief episodes of heart racing, pounding, or fluttering can happen ...

A piece of tissue in your heart called the sinoatrial (SA) node produces an electrical signal that spreads throughout your heart and coordinates the rhythmic beating of its top and bottom chambers.

And are they followed by a QRS segment? If the answer is yes to all, it is likely the electrical impulse began in the sinoatrial (SA) node, the normal pacemaker of the heart. The PR interval is ...

Both ictal bradycardia and ictal AV block may evolve into asystole. Ictal asystole may be promoted by the use of drugs (eg, effecting AV conduction or sinoatrial node activity) or genetic conditions ...

Atrioventricular Node,Bundle Branch,Cardiac Conduction,Cardiac Rhythm,Cardiopulmonary Bypass,Complete Heart Block,Conduction System,Conductive Pathways,Defective ...

Action Potential,Action Potential Shape,Atrioventricular Node,Bidirectional Coupling,Cardiac Model,Cardiac Pacemaker,Cardiac Rhythm,Cardiac System,Complete Heart ...

In the traditional thinking, continuation of preoperative cardiovascular medications, such as β-blockers and calcium-channel blockers (CCBs), was believed to improve patients' tolerance of the ...

A total of 107 860 participants of the Kailuan Study were included. Participants were then categorized into 4 groups based on their quartile of cumBMI. The association of cumBMI with CCB was estimated ...