What is Sick Sinus Syndrome (SSS)? Sick sinus syndrome is not a disease condition but a clinical syndrome that is related to the sinoatrial node (SA node). It is also referred to as sinus node disease ...

2.1 Abnormal heart rhythms (dysrhythmias) are caused by disturbances in electrical impulse generation or by abnormal conduction between chambers of the heart – principally within the sinus node, ...

The correct diagnosis is sinus bradycardia with a sinus pause due to sinus node arrest (Figure 2). Figure 2. Courtesy of Philip J. Podrid, MD. The rhythm is regular except for one long RR interval or ...

Julie Bowen, famously known as Claire Dunphy on Modern Family, recently shared a startling revelation: at just 29 years old, she had a pacemaker implanted due to sick sinus syndrome. What began as ...

A specialist tells how to interpret subtle changes on the ECG, including those caused by two life-threatening syndromes you might otherwise miss. Reading ECGs is like learning to appreciate art—it is ...

Julie Bowen, famed for Modern Family, faced a health scare at 29. She was diagnosed with sick sinus syndrome. Her sister noticed an irregular heartbeat. Bowen received a pacemaker. The condition ...