Medicinema on Instagram: "ICD is programmed to record when arrhythmias occur, including the electrocardiogram (ECG) data during those episodes. Artificial Pacemaker is that regulates an abnormal heart rhythm (arrhythmia) by sending low-energy electrical pulses to the heart muscle ICD -prevents sudden cardiac death by delivering electrical shocks to correct life-threatening, rapid heart rhythms (arrhythmias) like ventricular fibrillation or tachycardia. Data from an Implantable Cardioverter-Defib