6.8K views · 170 reactions | Understanding Sinus Node Dysfunction: A Comprehensive Guide: #Cardiology #SinusNodeDysfunction #Healthcare #SinusBradycardia #SinusArrest #SinusBlock #SickSinusSyndrome #MedicalUpdates #ECG #CardioCare | Abdallah Othman | Facebook

31K views · 362 reactions | #Sinoatrial (SA) node #arrhythmias, also known as sinus node dysfunction or sick sinus syndrome, occur when the heart's natural pacemaker (SA node) doesn't function properly, leading to abnormal heart rhythms. These arrhythmias can include slow heart rates (bradycardia), fast heart rates (tachycardia), or a combination of both, potentially causing symptoms like lightheadedness, dizziness, and fatigue. #education #ECG #doctor #medicalstudent #nurses | Med G | Facebook

#hearthealth #heartdisease Sick Sinus Syndrome The heart is a muscle that needs an electrical current to make it contract. That electrical current is generated and conducted around the heart from an area at the top of the heart called the Sino-atrial node. The Sino-atrial node therefore is the heart’s pacemaker. The pacemaker’s job is to generate a heart rate commensurate with the physiological needs of the body at any given time. When this god-given pacemaker starts malfunctioning, and is there