Definition There is an increased propensity for tachydysrhythmias (usually SUPRAventricular) during pregnancy – at least 50% of parturients will experience atrial and ventricular ectopy. Sinus tachycardia and SVT are common as well. Why? Hyperdynamic circulation, and increase awareness among some women. The causes of increased arrhythmias are multiple, including a change in Ca ion channel […]