پاورپوینت آریتمی های بطنی به زبان انگلیسی 32اسلاید چکیده محتوای فابل: Ventricular arrhythmias Take home points PVCs are very common arrhythmias that can occur in healthy or diseased hearts with multiple features on ECG VT and VF are dangerous arrhythmias that can lead to sudden cardiac death Not all wide complex tachyarrhythmias arise from the ventricles Distinguish between VT and SVT with aberrancy because the treatment and prognosis of each is very different Ventricular arrhythmias Commonly occur as a result of ectopic focus/foci distal to the bundle of His Most common one is the premature ventricular contraction (PVC) Most are benign but can be lethal Mechanisms of ventricular arrhythmias Impulse Formation Disorders Abnormal Automaticity ○Discharge from a pathologic ectopic ventricular focus Triggered beats ○Afterdepolarizations (AD): Abnormal depolarizations of myocytes that interrupt pha ...
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